Home / 98,840,761.65-136,397,294.96-54,185,206.46

Finding the Fourth Proportional to 98,840,761.65, 136,397,294.96 and 54,185,206.46

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Solution

The fourth proportional to 98,840,761.65, 136,397,294.96 and 54,185,206.46 is: 74,773,964.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,840,761.65 : 136,397,294.96 = 54,185,206.46 : x
  2. Step 2: Convert to fraction form
    98,840,761.65/136,397,294.96 = 54,185,206.46/x
  3. Step 3: Cross multiply
    98,840,761.65x = 136,397,294.96 × 54,185,206.46
  4. Step 4: Simplify right side
    98,840,761.65x = 7,390,715,587,040,205
  5. Step 5: Solve for x
    x = 7,390,715,587,040,205/98,840,761.65
  6. Step 6: Final answer
    x = 74,773,964.34

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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.