Home / 414,657,452.76-572,216,995.80-238,441,249.68

Finding the Fourth Proportional to 414,657,452.76, 572,216,995.80 and 238,441,249.68

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Solution

The fourth proportional to 414,657,452.76, 572,216,995.80 and 238,441,249.68 is: 329,043,008.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,657,452.76 : 572,216,995.80 = 238,441,249.68 : x
  2. Step 2: Convert to fraction form
    414,657,452.76/572,216,995.80 = 238,441,249.68/x
  3. Step 3: Cross multiply
    414,657,452.76x = 572,216,995.80 × 238,441,249.68
  4. Step 4: Simplify right side
    414,657,452.76x = 136,440,135,566,687,312
  5. Step 5: Solve for x
    x = 136,440,135,566,687,312/414,657,452.76
  6. Step 6: Final answer
    x = 329,043,008.05

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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.