Home / 121,586,436.18-182,378,510.19-52,548,053.22

Finding the Fourth Proportional to 121,586,436.18, 182,378,510.19 and 52,548,053.22

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Solution

The fourth proportional to 121,586,436.18, 182,378,510.19 and 52,548,053.22 is: 78,821,585.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,586,436.18 : 182,378,510.19 = 52,548,053.22 : x
  2. Step 2: Convert to fraction form
    121,586,436.18/182,378,510.19 = 52,548,053.22/x
  3. Step 3: Cross multiply
    121,586,436.18x = 182,378,510.19 × 52,548,053.22
  4. Step 4: Simplify right side
    121,586,436.18x = 9,583,635,659,648,432
  5. Step 5: Solve for x
    x = 9,583,635,659,648,432/121,586,436.18
  6. Step 6: Final answer
    x = 78,821,585.37

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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.