Home / 21,257,679,234.80-31,886,518,852.20-6,334,815,954.80

Finding the Fourth Proportional to 21,257,679,234.80, 31,886,518,852.20 and 6,334,815,954.80

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Solution

The fourth proportional to 21,257,679,234.80, 31,886,518,852.20 and 6,334,815,954.80 is: 9,502,223,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,257,679,234.80 : 31,886,518,852.20 = 6,334,815,954.80 : x
  2. Step 2: Convert to fraction form
    21,257,679,234.80/31,886,518,852.20 = 6,334,815,954.80/x
  3. Step 3: Cross multiply
    21,257,679,234.80x = 31,886,518,852.20 × 6,334,815,954.80
  4. Step 4: Simplify right side
    21,257,679,234.80x = 201,995,228,367,947,563,008
  5. Step 5: Solve for x
    x = 201,995,228,367,947,563,008/21,257,679,234.80
  6. Step 6: Final answer
    x = 9,502,223,932.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.