Home / 131,561,567.70-197,342,351.55-90,746,898.90

Finding the Fourth Proportional to 131,561,567.70, 197,342,351.55 and 90,746,898.90

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Solution

The fourth proportional to 131,561,567.70, 197,342,351.55 and 90,746,898.90 is: 136,120,348.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,561,567.70 : 197,342,351.55 = 90,746,898.90 : x
  2. Step 2: Convert to fraction form
    131,561,567.70/197,342,351.55 = 90,746,898.90/x
  3. Step 3: Cross multiply
    131,561,567.70x = 197,342,351.55 × 90,746,898.90
  4. Step 4: Simplify right side
    131,561,567.70x = 17,908,206,424,796,110
  5. Step 5: Solve for x
    x = 17,908,206,424,796,110/131,561,567.70
  6. Step 6: Final answer
    x = 136,120,348.35

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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.