Home / 500,144,114.76-750,148,067.10-131,648,209.38

Finding the Fourth Proportional to 500,144,114.76, 750,148,067.10 and 131,648,209.38

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Solution

The fourth proportional to 500,144,114.76, 750,148,067.10 and 131,648,209.38 is: 197,454,387.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,144,114.76 : 750,148,067.10 = 131,648,209.38 : x
  2. Step 2: Convert to fraction form
    500,144,114.76/750,148,067.10 = 131,648,209.38/x
  3. Step 3: Cross multiply
    500,144,114.76x = 750,148,067.10 × 131,648,209.38
  4. Step 4: Simplify right side
    500,144,114.76x = 98,755,649,803,583,088
  5. Step 5: Solve for x
    x = 98,755,649,803,583,088/500,144,114.76
  6. Step 6: Final answer
    x = 197,454,387.42

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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.