Home / 76,619,151.60-114,984,714.60-53,944,335.60

Finding the Fourth Proportional to 76,619,151.60, 114,984,714.60 and 53,944,335.60

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Solution

The fourth proportional to 76,619,151.60, 114,984,714.60 and 53,944,335.60 is: 80,955,921.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,619,151.60 : 114,984,714.60 = 53,944,335.60 : x
  2. Step 2: Convert to fraction form
    76,619,151.60/114,984,714.60 = 53,944,335.60/x
  3. Step 3: Cross multiply
    76,619,151.60x = 114,984,714.60 × 53,944,335.60
  4. Step 4: Simplify right side
    76,619,151.60x = 6,202,774,033,252,620
  5. Step 5: Solve for x
    x = 6,202,774,033,252,620/76,619,151.60
  6. Step 6: Final answer
    x = 80,955,921.64

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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.