Home / 146,709,121.10-220,063,681.65-103,662,400.10

Finding the Fourth Proportional to 146,709,121.10, 220,063,681.65 and 103,662,400.10

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Solution

The fourth proportional to 146,709,121.10, 220,063,681.65 and 103,662,400.10 is: 155,493,600.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,709,121.10 : 220,063,681.65 = 103,662,400.10 : x
  2. Step 2: Convert to fraction form
    146,709,121.10/220,063,681.65 = 103,662,400.10/x
  3. Step 3: Cross multiply
    146,709,121.10x = 220,063,681.65 × 103,662,400.10
  4. Step 4: Simplify right side
    146,709,121.10x = 22,812,329,414,681,328
  5. Step 5: Solve for x
    x = 22,812,329,414,681,328/146,709,121.10
  6. Step 6: Final answer
    x = 155,493,600.15

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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.