Home / 238,272,256.68-328,829,760.02-179,431,109.16

Finding the Fourth Proportional to 238,272,256.68, 328,829,760.02 and 179,431,109.16

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Solution

The fourth proportional to 238,272,256.68, 328,829,760.02 and 179,431,109.16 is: 247,625,507.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,272,256.68 : 328,829,760.02 = 179,431,109.16 : x
  2. Step 2: Convert to fraction form
    238,272,256.68/328,829,760.02 = 179,431,109.16/x
  3. Step 3: Cross multiply
    238,272,256.68x = 328,829,760.02 × 179,431,109.16
  4. Step 4: Simplify right side
    238,272,256.68x = 59,002,288,565,205,216
  5. Step 5: Solve for x
    x = 59,002,288,565,205,216/238,272,256.68
  6. Step 6: Final answer
    x = 247,625,507.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.