Home / 45,990,753.60-68,986,130.40-39,151,567.20

Finding the Fourth Proportional to 45,990,753.60, 68,986,130.40 and 39,151,567.20

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Solution

The fourth proportional to 45,990,753.60, 68,986,130.40 and 39,151,567.20 is: 58,727,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,990,753.60 : 68,986,130.40 = 39,151,567.20 : x
  2. Step 2: Convert to fraction form
    45,990,753.60/68,986,130.40 = 39,151,567.20/x
  3. Step 3: Cross multiply
    45,990,753.60x = 68,986,130.40 × 39,151,567.20
  4. Step 4: Simplify right side
    45,990,753.60x = 2,700,915,120,223,563.50
  5. Step 5: Solve for x
    x = 2,700,915,120,223,563.50/45,990,753.60
  6. Step 6: Final answer
    x = 58,727,350.80

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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.