Home / 516,337,223-712,545,382.32-284,550,215

Finding the Fourth Proportional to 516,337,223, 712,545,382.32 and 284,550,215

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Solution

The fourth proportional to 516,337,223, 712,545,382.32 and 284,550,215 is: 392,679,304.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,337,223 : 712,545,382.32 = 284,550,215 : x
  2. Step 2: Convert to fraction form
    516,337,223/712,545,382.32 = 284,550,215/x
  3. Step 3: Cross multiply
    516,337,223x = 712,545,382.32 × 284,550,215
  4. Step 4: Simplify right side
    516,337,223x = 202,754,941,736,413,216
  5. Step 5: Solve for x
    x = 202,754,941,736,413,216/516,337,223
  6. Step 6: Final answer
    x = 392,679,304.73

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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.