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Finding the Fourth Proportional to 65,202,126.70, 97,866,175.65 and 39,692,958.70

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Solution

The fourth proportional to 65,202,126.70, 97,866,175.65 and 39,692,958.70 is: 59,577,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,202,126.70 : 97,866,175.65 = 39,692,958.70 : x
  2. Step 2: Convert to fraction form
    65,202,126.70/97,866,175.65 = 39,692,958.70/x
  3. Step 3: Cross multiply
    65,202,126.70x = 97,866,175.65 × 39,692,958.70
  4. Step 4: Simplify right side
    65,202,126.70x = 3,884,598,068,202,396
  5. Step 5: Solve for x
    x = 3,884,598,068,202,396/65,202,126.70
  6. Step 6: Final answer
    x = 59,577,781.66

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.