Home / 331,966,134.24-497,973,116.15-127,494,209.49

Finding the Fourth Proportional to 331,966,134.24, 497,973,116.15 and 127,494,209.49

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Solution

The fourth proportional to 331,966,134.24, 497,973,116.15 and 127,494,209.49 is: 191,250,498.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,966,134.24 : 497,973,116.15 = 127,494,209.49 : x
  2. Step 2: Convert to fraction form
    331,966,134.24/497,973,116.15 = 127,494,209.49/x
  3. Step 3: Cross multiply
    331,966,134.24x = 497,973,116.15 × 127,494,209.49
  4. Step 4: Simplify right side
    331,966,134.24x = 63,488,688,788,789,432
  5. Step 5: Solve for x
    x = 63,488,688,788,789,432/331,966,134.24
  6. Step 6: Final answer
    x = 191,250,498.89

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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.