Home / 96,780,923.60-144,751,481.40-86,619,246.80

Finding the Fourth Proportional to 96,780,923.60, 144,751,481.40 and 86,619,246.80

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Solution

The fourth proportional to 96,780,923.60, 144,751,481.40 and 86,619,246.80 is: 129,553,054.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,780,923.60 : 144,751,481.40 = 86,619,246.80 : x
  2. Step 2: Convert to fraction form
    96,780,923.60/144,751,481.40 = 86,619,246.80/x
  3. Step 3: Cross multiply
    96,780,923.60x = 144,751,481.40 × 86,619,246.80
  4. Step 4: Simplify right side
    96,780,923.60x = 12,538,264,292,052,210
  5. Step 5: Solve for x
    x = 12,538,264,292,052,210/96,780,923.60
  6. Step 6: Final answer
    x = 129,553,054.73

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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.