Home / 99,880,864.70-149,817,920.09-35,182,978.97

Finding the Fourth Proportional to 99,880,864.70, 149,817,920.09 and 35,182,978.97

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Solution

The fourth proportional to 99,880,864.70, 149,817,920.09 and 35,182,978.97 is: 52,773,278.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,880,864.70 : 149,817,920.09 = 35,182,978.97 : x
  2. Step 2: Convert to fraction form
    99,880,864.70/149,817,920.09 = 35,182,978.97/x
  3. Step 3: Cross multiply
    99,880,864.70x = 149,817,920.09 × 35,182,978.97
  4. Step 4: Simplify right side
    99,880,864.70x = 5,271,040,730,930,607
  5. Step 5: Solve for x
    x = 5,271,040,730,930,607/99,880,864.70
  6. Step 6: Final answer
    x = 52,773,278.92

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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.