Home / 598,752,904.20-898,129,356.30-189,808,398.60

Finding the Fourth Proportional to 598,752,904.20, 898,129,356.30 and 189,808,398.60

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Solution

The fourth proportional to 598,752,904.20, 898,129,356.30 and 189,808,398.60 is: 284,712,597.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,752,904.20 : 898,129,356.30 = 189,808,398.60 : x
  2. Step 2: Convert to fraction form
    598,752,904.20/898,129,356.30 = 189,808,398.60/x
  3. Step 3: Cross multiply
    598,752,904.20x = 898,129,356.30 × 189,808,398.60
  4. Step 4: Simplify right side
    598,752,904.20x = 170,472,494,854,951,808
  5. Step 5: Solve for x
    x = 170,472,494,854,951,808/598,752,904.20
  6. Step 6: Final answer
    x = 284,712,597.90

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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.