Home / 42,772,167.20-64,158,250.80-40,252,743.20

Finding the Fourth Proportional to 42,772,167.20, 64,158,250.80 and 40,252,743.20

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Solution

The fourth proportional to 42,772,167.20, 64,158,250.80 and 40,252,743.20 is: 60,379,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,772,167.20 : 64,158,250.80 = 40,252,743.20 : x
  2. Step 2: Convert to fraction form
    42,772,167.20/64,158,250.80 = 40,252,743.20/x
  3. Step 3: Cross multiply
    42,772,167.20x = 64,158,250.80 × 40,252,743.20
  4. Step 4: Simplify right side
    42,772,167.20x = 2,582,545,593,613,594.50
  5. Step 5: Solve for x
    x = 2,582,545,593,613,594.50/42,772,167.20
  6. Step 6: Final answer
    x = 60,379,114.80

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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.