Home / 168,060,637.20-252,072,293.40-137,715,574.80

Finding the Fourth Proportional to 168,060,637.20, 252,072,293.40 and 137,715,574.80

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Solution

The fourth proportional to 168,060,637.20, 252,072,293.40 and 137,715,574.80 is: 206,558,069.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,060,637.20 : 252,072,293.40 = 137,715,574.80 : x
  2. Step 2: Convert to fraction form
    168,060,637.20/252,072,293.40 = 137,715,574.80/x
  3. Step 3: Cross multiply
    168,060,637.20x = 252,072,293.40 × 137,715,574.80
  4. Step 4: Simplify right side
    168,060,637.20x = 34,714,280,776,735,252
  5. Step 5: Solve for x
    x = 34,714,280,776,735,252/168,060,637.20
  6. Step 6: Final answer
    x = 206,558,069.49

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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.