Home / 103,344,220.10-155,016,330.15-45,948,592.10

Finding the Fourth Proportional to 103,344,220.10, 155,016,330.15 and 45,948,592.10

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Solution

The fourth proportional to 103,344,220.10, 155,016,330.15 and 45,948,592.10 is: 68,922,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,344,220.10 : 155,016,330.15 = 45,948,592.10 : x
  2. Step 2: Convert to fraction form
    103,344,220.10/155,016,330.15 = 45,948,592.10/x
  3. Step 3: Cross multiply
    103,344,220.10x = 155,016,330.15 × 45,948,592.10
  4. Step 4: Simplify right side
    103,344,220.10x = 7,122,782,122,901,282
  5. Step 5: Solve for x
    x = 7,122,782,122,901,282/103,344,220.10
  6. Step 6: Final answer
    x = 68,922,888.15

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Double scale
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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.