Home / 508,700,242.45-763,050,363.68-125,747,794.45

Finding the Fourth Proportional to 508,700,242.45, 763,050,363.68 and 125,747,794.45

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Solution

The fourth proportional to 508,700,242.45, 763,050,363.68 and 125,747,794.45 is: 188,621,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,700,242.45 : 763,050,363.68 = 125,747,794.45 : x
  2. Step 2: Convert to fraction form
    508,700,242.45/763,050,363.68 = 125,747,794.45/x
  3. Step 3: Cross multiply
    508,700,242.45x = 763,050,363.68 × 125,747,794.45
  4. Step 4: Simplify right side
    508,700,242.45x = 95,951,900,287,030,384
  5. Step 5: Solve for x
    x = 95,951,900,287,030,384/508,700,242.45
  6. Step 6: Final answer
    x = 188,621,691.68

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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.