Home / 66,072,002.30-99,108,003.45-61,820,474.30

Finding the Fourth Proportional to 66,072,002.30, 99,108,003.45 and 61,820,474.30

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Solution

The fourth proportional to 66,072,002.30, 99,108,003.45 and 61,820,474.30 is: 92,730,711.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,072,002.30 : 99,108,003.45 = 61,820,474.30 : x
  2. Step 2: Convert to fraction form
    66,072,002.30/99,108,003.45 = 61,820,474.30/x
  3. Step 3: Cross multiply
    66,072,002.30x = 99,108,003.45 × 61,820,474.30
  4. Step 4: Simplify right side
    66,072,002.30x = 6,126,903,780,205,036
  5. Step 5: Solve for x
    x = 6,126,903,780,205,036/66,072,002.30
  6. Step 6: Final answer
    x = 92,730,711.45

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Similar ratio
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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.