Home / 347,579,149-521,435,862.08-132,151,646.92

Finding the Fourth Proportional to 347,579,149, 521,435,862.08 and 132,151,646.92

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Solution

The fourth proportional to 347,579,149, 521,435,862.08 and 132,151,646.92 is: 198,252,996.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,579,149 : 521,435,862.08 = 132,151,646.92 : x
  2. Step 2: Convert to fraction form
    347,579,149/521,435,862.08 = 132,151,646.92/x
  3. Step 3: Cross multiply
    347,579,149x = 521,435,862.08 × 132,151,646.92
  4. Step 4: Simplify right side
    347,579,149x = 68,908,607,937,021,976
  5. Step 5: Solve for x
    x = 68,908,607,937,021,976/347,579,149
  6. Step 6: Final answer
    x = 198,252,996.86

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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.