Home / 75,181,736.80-112,772,605.20-44,948,648.80

Finding the Fourth Proportional to 75,181,736.80, 112,772,605.20 and 44,948,648.80

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Solution

The fourth proportional to 75,181,736.80, 112,772,605.20 and 44,948,648.80 is: 67,422,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,181,736.80 : 112,772,605.20 = 44,948,648.80 : x
  2. Step 2: Convert to fraction form
    75,181,736.80/112,772,605.20 = 44,948,648.80/x
  3. Step 3: Cross multiply
    75,181,736.80x = 112,772,605.20 × 44,948,648.80
  4. Step 4: Simplify right side
    75,181,736.80x = 5,068,976,225,395,854
  5. Step 5: Solve for x
    x = 5,068,976,225,395,854/75,181,736.80
  6. Step 6: Final answer
    x = 67,422,973.20

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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.