Home / 99,360,053.30-149,040,079.95-83,487,682.10

Finding the Fourth Proportional to 99,360,053.30, 149,040,079.95 and 83,487,682.10

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Solution

The fourth proportional to 99,360,053.30, 149,040,079.95 and 83,487,682.10 is: 125,231,523.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,360,053.30 : 149,040,079.95 = 83,487,682.10 : x
  2. Step 2: Convert to fraction form
    99,360,053.30/149,040,079.95 = 83,487,682.10/x
  3. Step 3: Cross multiply
    99,360,053.30x = 149,040,079.95 × 83,487,682.10
  4. Step 4: Simplify right side
    99,360,053.30x = 12,443,010,815,024,182
  5. Step 5: Solve for x
    x = 12,443,010,815,024,182/99,360,053.30
  6. Step 6: Final answer
    x = 125,231,523.15

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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.