Home / 726,295,660.08-1,002,597,275.92-488,278,885.52

Finding the Fourth Proportional to 726,295,660.08, 1,002,597,275.92 and 488,278,885.52

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Solution

The fourth proportional to 726,295,660.08, 1,002,597,275.92 and 488,278,885.52 is: 674,032,776.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,295,660.08 : 1,002,597,275.92 = 488,278,885.52 : x
  2. Step 2: Convert to fraction form
    726,295,660.08/1,002,597,275.92 = 488,278,885.52/x
  3. Step 3: Cross multiply
    726,295,660.08x = 1,002,597,275.92 × 488,278,885.52
  4. Step 4: Simplify right side
    726,295,660.08x = 489,547,080,511,605,504
  5. Step 5: Solve for x
    x = 489,547,080,511,605,504/726,295,660.08
  6. Step 6: Final answer
    x = 674,032,776.76

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1.5x scale

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.