Home / 288,687,400.60-432,527,216.10-248,376,616.60

Finding the Fourth Proportional to 288,687,400.60, 432,527,216.10 and 248,376,616.60

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Solution

The fourth proportional to 288,687,400.60, 432,527,216.10 and 248,376,616.60 is: 372,131,399.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,687,400.60 : 432,527,216.10 = 248,376,616.60 : x
  2. Step 2: Convert to fraction form
    288,687,400.60/432,527,216.10 = 248,376,616.60/x
  3. Step 3: Cross multiply
    288,687,400.60x = 432,527,216.10 × 248,376,616.60
  4. Step 4: Simplify right side
    288,687,400.60x = 107,429,646,522,335,056
  5. Step 5: Solve for x
    x = 107,429,646,522,335,056/288,687,400.60
  6. Step 6: Final answer
    x = 372,131,399.91

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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.