Home / 52,278,611.40-78,417,917.10-48,098,233.80

Finding the Fourth Proportional to 52,278,611.40, 78,417,917.10 and 48,098,233.80

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Solution

The fourth proportional to 52,278,611.40, 78,417,917.10 and 48,098,233.80 is: 72,147,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,278,611.40 : 78,417,917.10 = 48,098,233.80 : x
  2. Step 2: Convert to fraction form
    52,278,611.40/78,417,917.10 = 48,098,233.80/x
  3. Step 3: Cross multiply
    52,278,611.40x = 78,417,917.10 × 48,098,233.80
  4. Step 4: Simplify right side
    52,278,611.40x = 3,771,763,310,784,817.50
  5. Step 5: Solve for x
    x = 3,771,763,310,784,817.50/52,278,611.40
  6. Step 6: Final answer
    x = 72,147,350.70

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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.