Home / 52,488,052.40-78,732,078.60-48,331,002.80

Finding the Fourth Proportional to 52,488,052.40, 78,732,078.60 and 48,331,002.80

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Solution

The fourth proportional to 52,488,052.40, 78,732,078.60 and 48,331,002.80 is: 72,496,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,052.40 : 78,732,078.60 = 48,331,002.80 : x
  2. Step 2: Convert to fraction form
    52,488,052.40/78,732,078.60 = 48,331,002.80/x
  3. Step 3: Cross multiply
    52,488,052.40x = 78,732,078.60 × 48,331,002.80
  4. Step 4: Simplify right side
    52,488,052.40x = 3,805,200,311,266,419.50
  5. Step 5: Solve for x
    x = 3,805,200,311,266,419.50/52,488,052.40
  6. Step 6: Final answer
    x = 72,496,504.20

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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.