Home / 84,745,220.30-127,156,925.01-38,701,204.46

Finding the Fourth Proportional to 84,745,220.30, 127,156,925.01 and 38,701,204.46

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Solution

The fourth proportional to 84,745,220.30, 127,156,925.01 and 38,701,204.46 is: 58,069,660.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,745,220.30 : 127,156,925.01 = 38,701,204.46 : x
  2. Step 2: Convert to fraction form
    84,745,220.30/127,156,925.01 = 38,701,204.46/x
  3. Step 3: Cross multiply
    84,745,220.30x = 127,156,925.01 × 38,701,204.46
  4. Step 4: Simplify right side
    84,745,220.30x = 4,921,126,153,316,898
  5. Step 5: Solve for x
    x = 4,921,126,153,316,898/84,745,220.30
  6. Step 6: Final answer
    x = 58,069,660.28

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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.