Home / 741,403,778.92-1,023,069,594.90-439,937,145.88

Finding the Fourth Proportional to 741,403,778.92, 1,023,069,594.90 and 439,937,145.88

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Solution

The fourth proportional to 741,403,778.92, 1,023,069,594.90 and 439,937,145.88 is: 607,073,136.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,403,778.92 : 1,023,069,594.90 = 439,937,145.88 : x
  2. Step 2: Convert to fraction form
    741,403,778.92/1,023,069,594.90 = 439,937,145.88/x
  3. Step 3: Cross multiply
    741,403,778.92x = 1,023,069,594.90 × 439,937,145.88
  4. Step 4: Simplify right side
    741,403,778.92x = 450,086,317,616,913,792
  5. Step 5: Solve for x
    x = 450,086,317,616,913,792/741,403,778.92
  6. Step 6: Final answer
    x = 607,073,136.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.