Home / 342,144,080.80-513,216,121.20-151,041,104.80

Finding the Fourth Proportional to 342,144,080.80, 513,216,121.20 and 151,041,104.80

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Solution

The fourth proportional to 342,144,080.80, 513,216,121.20 and 151,041,104.80 is: 226,561,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,144,080.80 : 513,216,121.20 = 151,041,104.80 : x
  2. Step 2: Convert to fraction form
    342,144,080.80/513,216,121.20 = 151,041,104.80/x
  3. Step 3: Cross multiply
    342,144,080.80x = 513,216,121.20 × 151,041,104.80
  4. Step 4: Simplify right side
    342,144,080.80x = 77,516,729,947,218,704
  5. Step 5: Solve for x
    x = 77,516,729,947,218,704/342,144,080.80
  6. Step 6: Final answer
    x = 226,561,657.20

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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.