Home / 131,350,463.40-197,025,695.10-54,647,999.40

Finding the Fourth Proportional to 131,350,463.40, 197,025,695.10 and 54,647,999.40

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Solution

The fourth proportional to 131,350,463.40, 197,025,695.10 and 54,647,999.40 is: 81,971,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,350,463.40 : 197,025,695.10 = 54,647,999.40 : x
  2. Step 2: Convert to fraction form
    131,350,463.40/197,025,695.10 = 54,647,999.40/x
  3. Step 3: Cross multiply
    131,350,463.40x = 197,025,695.10 × 54,647,999.40
  4. Step 4: Simplify right side
    131,350,463.40x = 10,767,060,067,609,382
  5. Step 5: Solve for x
    x = 10,767,060,067,609,382/131,350,463.40
  6. Step 6: Final answer
    x = 81,971,999.10

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1.5x scale

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.