Home / 398,582,570.80-597,873,856.20-183,171,818.80

Finding the Fourth Proportional to 398,582,570.80, 597,873,856.20 and 183,171,818.80

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Solution

The fourth proportional to 398,582,570.80, 597,873,856.20 and 183,171,818.80 is: 274,757,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,582,570.80 : 597,873,856.20 = 183,171,818.80 : x
  2. Step 2: Convert to fraction form
    398,582,570.80/597,873,856.20 = 183,171,818.80/x
  3. Step 3: Cross multiply
    398,582,570.80x = 597,873,856.20 × 183,171,818.80
  4. Step 4: Simplify right side
    398,582,570.80x = 109,513,641,653,123,680
  5. Step 5: Solve for x
    x = 109,513,641,653,123,680/398,582,570.80
  6. Step 6: Final answer
    x = 274,757,728.20

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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.