Home / 66,468,252.60-99,627,729.30-28,123,241.40

Finding the Fourth Proportional to 66,468,252.60, 99,627,729.30 and 28,123,241.40

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Solution

The fourth proportional to 66,468,252.60, 99,627,729.30 and 28,123,241.40 is: 42,153,277.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,468,252.60 : 99,627,729.30 = 28,123,241.40 : x
  2. Step 2: Convert to fraction form
    66,468,252.60/99,627,729.30 = 28,123,241.40/x
  3. Step 3: Cross multiply
    66,468,252.60x = 99,627,729.30 × 28,123,241.40
  4. Step 4: Simplify right side
    66,468,252.60x = 2,801,854,681,237,753
  5. Step 5: Solve for x
    x = 2,801,854,681,237,753/66,468,252.60
  6. Step 6: Final answer
    x = 42,153,277.27

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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.