Home / 67,092,801.60-100,639,202.40-42,906,331.20

Finding the Fourth Proportional to 67,092,801.60, 100,639,202.40 and 42,906,331.20

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Solution

The fourth proportional to 67,092,801.60, 100,639,202.40 and 42,906,331.20 is: 64,359,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,092,801.60 : 100,639,202.40 = 42,906,331.20 : x
  2. Step 2: Convert to fraction form
    67,092,801.60/100,639,202.40 = 42,906,331.20/x
  3. Step 3: Cross multiply
    67,092,801.60x = 100,639,202.40 × 42,906,331.20
  4. Step 4: Simplify right side
    67,092,801.60x = 4,318,058,949,878,235.50
  5. Step 5: Solve for x
    x = 4,318,058,949,878,235.50/67,092,801.60
  6. Step 6: Final answer
    x = 64,359,496.80

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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.