Home / 65,144,711.60-97,692,184.20-19,691,399.60

Finding the Fourth Proportional to 65,144,711.60, 97,692,184.20 and 19,691,399.60

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Solution

The fourth proportional to 65,144,711.60, 97,692,184.20 and 19,691,399.60 is: 29,529,577.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,144,711.60 : 97,692,184.20 = 19,691,399.60 : x
  2. Step 2: Convert to fraction form
    65,144,711.60/97,692,184.20 = 19,691,399.60/x
  3. Step 3: Cross multiply
    65,144,711.60x = 97,692,184.20 × 19,691,399.60
  4. Step 4: Simplify right side
    65,144,711.60x = 1,923,695,836,879,006.50
  5. Step 5: Solve for x
    x = 1,923,695,836,879,006.50/65,144,711.60
  6. Step 6: Final answer
    x = 29,529,577.91

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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.