Home / 99,488,252.16-149,316,227.82-42,021,765.36

Finding the Fourth Proportional to 99,488,252.16, 149,316,227.82 and 42,021,765.36

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Solution

The fourth proportional to 99,488,252.16, 149,316,227.82 and 42,021,765.36 is: 63,068,064.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,488,252.16 : 149,316,227.82 = 42,021,765.36 : x
  2. Step 2: Convert to fraction form
    99,488,252.16/149,316,227.82 = 42,021,765.36/x
  3. Step 3: Cross multiply
    99,488,252.16x = 149,316,227.82 × 42,021,765.36
  4. Step 4: Simplify right side
    99,488,252.16x = 6,274,531,489,892,344
  5. Step 5: Solve for x
    x = 6,274,531,489,892,344/99,488,252.16
  6. Step 6: Final answer
    x = 63,068,064.36

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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.