Home / 75,084,839.04-103,617,078.72-40,746,023.04

Finding the Fourth Proportional to 75,084,839.04, 103,617,078.72 and 40,746,023.04

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Solution

The fourth proportional to 75,084,839.04, 103,617,078.72 and 40,746,023.04 is: 56,229,512.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,084,839.04 : 103,617,078.72 = 40,746,023.04 : x
  2. Step 2: Convert to fraction form
    75,084,839.04/103,617,078.72 = 40,746,023.04/x
  3. Step 3: Cross multiply
    75,084,839.04x = 103,617,078.72 × 40,746,023.04
  4. Step 4: Simplify right side
    75,084,839.04x = 4,221,983,876,862,613.50
  5. Step 5: Solve for x
    x = 4,221,983,876,862,613.50/75,084,839.04
  6. Step 6: Final answer
    x = 56,229,512.25

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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.