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Finding the Fourth Proportional to 147,744,010.90, 207,181,737.50 and 147,744,010.90

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Solution

The fourth proportional to 147,744,010.90, 207,181,737.50 and 147,744,010.90 is: 207,181,737.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,744,010.90 : 207,181,737.50 = 147,744,010.90 : x
  2. Step 2: Convert to fraction form
    147,744,010.90/207,181,737.50 = 147,744,010.90/x
  3. Step 3: Cross multiply
    147,744,010.90x = 207,181,737.50 × 147,744,010.90
  4. Step 4: Simplify right side
    147,744,010.90x = 30,609,860,883,480,940
  5. Step 5: Solve for x
    x = 30,609,860,883,480,940/147,744,010.90
  6. Step 6: Final answer
    x = 207,181,737.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.