Home / 74,862,002.20-112,293,003.30-63,902,507.80

Finding the Fourth Proportional to 74,862,002.20, 112,293,003.30 and 63,902,507.80

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Solution

The fourth proportional to 74,862,002.20, 112,293,003.30 and 63,902,507.80 is: 95,853,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,862,002.20 : 112,293,003.30 = 63,902,507.80 : x
  2. Step 2: Convert to fraction form
    74,862,002.20/112,293,003.30 = 63,902,507.80/x
  3. Step 3: Cross multiply
    74,862,002.20x = 112,293,003.30 × 63,902,507.80
  4. Step 4: Simplify right side
    74,862,002.20x = 7,175,804,519,263,675
  5. Step 5: Solve for x
    x = 7,175,804,519,263,675/74,862,002.20
  6. Step 6: Final answer
    x = 95,853,761.70

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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.