Home / 465,718,561.20-698,577,841.80-396,471,798.90

Finding the Fourth Proportional to 465,718,561.20, 698,577,841.80 and 396,471,798.90

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Solution

The fourth proportional to 465,718,561.20, 698,577,841.80 and 396,471,798.90 is: 594,707,698.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,718,561.20 : 698,577,841.80 = 396,471,798.90 : x
  2. Step 2: Convert to fraction form
    465,718,561.20/698,577,841.80 = 396,471,798.90/x
  3. Step 3: Cross multiply
    465,718,561.20x = 698,577,841.80 × 396,471,798.90
  4. Step 4: Simplify right side
    465,718,561.20x = 276,966,413,610,125,568
  5. Step 5: Solve for x
    x = 276,966,413,610,125,568/465,718,561.20
  6. Step 6: Final answer
    x = 594,707,698.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.