Home / 12,021,805,648.91-16,583,199,123.19-7,497,830,524.39

Finding the Fourth Proportional to 12,021,805,648.91, 16,583,199,123.19 and 7,497,830,524.39

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Solution

The fourth proportional to 12,021,805,648.91, 16,583,199,123.19 and 7,497,830,524.39 is: 10,342,707,261.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,021,805,648.91 : 16,583,199,123.19 = 7,497,830,524.39 : x
  2. Step 2: Convert to fraction form
    12,021,805,648.91/16,583,199,123.19 = 7,497,830,524.39/x
  3. Step 3: Cross multiply
    12,021,805,648.91x = 16,583,199,123.19 × 7,497,830,524.39
  4. Step 4: Simplify right side
    12,021,805,648.91x = 124,338,016,577,933,705,216
  5. Step 5: Solve for x
    x = 124,338,016,577,933,705,216/12,021,805,648.91
  6. Step 6: Final answer
    x = 10,342,707,261.22

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Half scale
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Double scale
Find fourth proportional to 12,021,805,649.91, 16,583,199,124.57 and 7,497,830,525.39
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.