Home / 99,999,773.89-149,700,805.93-60,488,454.15

Finding the Fourth Proportional to 99,999,773.89, 149,700,805.93 and 60,488,454.15

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Solution

The fourth proportional to 99,999,773.89, 149,700,805.93 and 60,488,454.15 is: 90,551,908.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,999,773.89 : 149,700,805.93 = 60,488,454.15 : x
  2. Step 2: Convert to fraction form
    99,999,773.89/149,700,805.93 = 60,488,454.15/x
  3. Step 3: Cross multiply
    99,999,773.89x = 149,700,805.93 × 60,488,454.15
  4. Step 4: Simplify right side
    99,999,773.89x = 9,055,170,335,872,856
  5. Step 5: Solve for x
    x = 9,055,170,335,872,856/99,999,773.89
  6. Step 6: Final answer
    x = 90,551,908.10

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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.