Home / 84,745,222.30-127,156,928.01-38,701,206.46

Finding the Fourth Proportional to 84,745,222.30, 127,156,928.01 and 38,701,206.46

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Solution

The fourth proportional to 84,745,222.30, 127,156,928.01 and 38,701,206.46 is: 58,069,663.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,745,222.30 : 127,156,928.01 = 38,701,206.46 : x
  2. Step 2: Convert to fraction form
    84,745,222.30/127,156,928.01 = 38,701,206.46/x
  3. Step 3: Cross multiply
    84,745,222.30x = 127,156,928.01 × 38,701,206.46
  4. Step 4: Simplify right side
    84,745,222.30x = 4,921,126,523,734,367
  5. Step 5: Solve for x
    x = 4,921,126,523,734,367/84,745,222.30
  6. Step 6: Final answer
    x = 58,069,663.28

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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.