Home / 118,504,337.31-163,536,225.55-66,294,244.87

Finding the Fourth Proportional to 118,504,337.31, 163,536,225.55 and 66,294,244.87

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Solution

The fourth proportional to 118,504,337.31, 163,536,225.55 and 66,294,244.87 is: 91,486,192.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,504,337.31 : 163,536,225.55 = 66,294,244.87 : x
  2. Step 2: Convert to fraction form
    118,504,337.31/163,536,225.55 = 66,294,244.87/x
  3. Step 3: Cross multiply
    118,504,337.31x = 163,536,225.55 × 66,294,244.87
  4. Step 4: Simplify right side
    118,504,337.31x = 10,841,510,581,152,676
  5. Step 5: Solve for x
    x = 10,841,510,581,152,676/118,504,337.31
  6. Step 6: Final answer
    x = 91,486,192.21

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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.