Home / 66,433,562.70-99,650,344.05-60,375,135.30

Finding the Fourth Proportional to 66,433,562.70, 99,650,344.05 and 60,375,135.30

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Solution

The fourth proportional to 66,433,562.70, 99,650,344.05 and 60,375,135.30 is: 90,562,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,433,562.70 : 99,650,344.05 = 60,375,135.30 : x
  2. Step 2: Convert to fraction form
    66,433,562.70/99,650,344.05 = 60,375,135.30/x
  3. Step 3: Cross multiply
    66,433,562.70x = 99,650,344.05 × 60,375,135.30
  4. Step 4: Simplify right side
    66,433,562.70x = 6,016,403,004,710,299
  5. Step 5: Solve for x
    x = 6,016,403,004,710,299/66,433,562.70
  6. Step 6: Final answer
    x = 90,562,702.95

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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.