Home / 417,763,254.82-576,527,113.76-229,598,218.31

Finding the Fourth Proportional to 417,763,254.82, 576,527,113.76 and 229,598,218.31

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Solution

The fourth proportional to 417,763,254.82, 576,527,113.76 and 229,598,218.31 is: 316,853,137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,763,254.82 : 576,527,113.76 = 229,598,218.31 : x
  2. Step 2: Convert to fraction form
    417,763,254.82/576,527,113.76 = 229,598,218.31/x
  3. Step 3: Cross multiply
    417,763,254.82x = 576,527,113.76 × 229,598,218.31
  4. Step 4: Simplify right side
    417,763,254.82x = 132,369,598,124,607,568
  5. Step 5: Solve for x
    x = 132,369,598,124,607,568/417,763,254.82
  6. Step 6: Final answer
    x = 316,853,137.74

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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.