Home / 12,021,805,867.56-16,583,199,423.66-7,497,830,742.36

Finding the Fourth Proportional to 12,021,805,867.56, 16,583,199,423.66 and 7,497,830,742.36

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Solution

The fourth proportional to 12,021,805,867.56, 16,583,199,423.66 and 7,497,830,742.36 is: 10,342,707,561.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,021,805,867.56 : 16,583,199,423.66 = 7,497,830,742.36 : x
  2. Step 2: Convert to fraction form
    12,021,805,867.56/16,583,199,423.66 = 7,497,830,742.36/x
  3. Step 3: Cross multiply
    12,021,805,867.56x = 16,583,199,423.66 × 7,497,830,742.36
  4. Step 4: Simplify right side
    12,021,805,867.56x = 124,338,022,445,404,569,600
  5. Step 5: Solve for x
    x = 124,338,022,445,404,569,600/12,021,805,867.56
  6. Step 6: Final answer
    x = 10,342,707,561.18

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Double scale
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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.