Home / 480,508,677.52-663,107,194.16-282,278,527.31

Finding the Fourth Proportional to 480,508,677.52, 663,107,194.16 and 282,278,527.31

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Solution

The fourth proportional to 480,508,677.52, 663,107,194.16 and 282,278,527.31 is: 389,547,433.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,508,677.52 : 663,107,194.16 = 282,278,527.31 : x
  2. Step 2: Convert to fraction form
    480,508,677.52/663,107,194.16 = 282,278,527.31/x
  3. Step 3: Cross multiply
    480,508,677.52x = 663,107,194.16 × 282,278,527.31
  4. Step 4: Simplify right side
    480,508,677.52x = 187,180,922,218,514,496
  5. Step 5: Solve for x
    x = 187,180,922,218,514,496/480,508,677.52
  6. Step 6: Final answer
    x = 389,547,433.74

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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.