Home / 94,730,475.71-130,856,008.09-71,385,476.42

Finding the Fourth Proportional to 94,730,475.71, 130,856,008.09 and 71,385,476.42

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Solution

The fourth proportional to 94,730,475.71, 130,856,008.09 and 71,385,476.42 is: 98,608,377.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,730,475.71 : 130,856,008.09 = 71,385,476.42 : x
  2. Step 2: Convert to fraction form
    94,730,475.71/130,856,008.09 = 71,385,476.42/x
  3. Step 3: Cross multiply
    94,730,475.71x = 130,856,008.09 × 71,385,476.42
  4. Step 4: Simplify right side
    94,730,475.71x = 9,341,218,478,912,818
  5. Step 5: Solve for x
    x = 9,341,218,478,912,818/94,730,475.71
  6. Step 6: Final answer
    x = 98,608,377.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.