Home / 42,395,702.40-63,593,553.60-39,561,350.40

Finding the Fourth Proportional to 42,395,702.40, 63,593,553.60 and 39,561,350.40

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Solution

The fourth proportional to 42,395,702.40, 63,593,553.60 and 39,561,350.40 is: 59,342,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,395,702.40 : 63,593,553.60 = 39,561,350.40 : x
  2. Step 2: Convert to fraction form
    42,395,702.40/63,593,553.60 = 39,561,350.40/x
  3. Step 3: Cross multiply
    42,395,702.40x = 63,593,553.60 × 39,561,350.40
  4. Step 4: Simplify right side
    42,395,702.40x = 2,515,846,857,150,781.50
  5. Step 5: Solve for x
    x = 2,515,846,857,150,781.50/42,395,702.40
  6. Step 6: Final answer
    x = 59,342,025.60

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1.5x scale

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.