Home / 465,718,172.70-698,577,259.05-396,471,410.40

Finding the Fourth Proportional to 465,718,172.70, 698,577,259.05 and 396,471,410.40

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Solution

The fourth proportional to 465,718,172.70, 698,577,259.05 and 396,471,410.40 is: 594,707,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,718,172.70 : 698,577,259.05 = 396,471,410.40 : x
  2. Step 2: Convert to fraction form
    465,718,172.70/698,577,259.05 = 396,471,410.40/x
  3. Step 3: Cross multiply
    465,718,172.70x = 698,577,259.05 × 396,471,410.40
  4. Step 4: Simplify right side
    465,718,172.70x = 276,965,911,168,919,616
  5. Step 5: Solve for x
    x = 276,965,911,168,919,616/465,718,172.70
  6. Step 6: Final answer
    x = 594,707,115.60

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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.