Home / 75,000,020.52-112,275,889.61-45,366,530.97

Finding the Fourth Proportional to 75,000,020.52, 112,275,889.61 and 45,366,530.97

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Solution

The fourth proportional to 75,000,020.52, 112,275,889.61 and 45,366,530.97 is: 67,914,216.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,000,020.52 : 112,275,889.61 = 45,366,530.97 : x
  2. Step 2: Convert to fraction form
    75,000,020.52/112,275,889.61 = 45,366,530.97/x
  3. Step 3: Cross multiply
    75,000,020.52x = 112,275,889.61 × 45,366,530.97
  4. Step 4: Simplify right side
    75,000,020.52x = 5,093,567,622,949,534
  5. Step 5: Solve for x
    x = 5,093,567,622,949,534/75,000,020.52
  6. Step 6: Final answer
    x = 67,914,216.39

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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.