Home / 296,148,101.54-408,679,355.19-163,986,260.50

Finding the Fourth Proportional to 296,148,101.54, 408,679,355.19 and 163,986,260.50

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Solution

The fourth proportional to 296,148,101.54, 408,679,355.19 and 163,986,260.50 is: 226,298,257.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,148,101.54 : 408,679,355.19 = 163,986,260.50 : x
  2. Step 2: Convert to fraction form
    296,148,101.54/408,679,355.19 = 163,986,260.50/x
  3. Step 3: Cross multiply
    296,148,101.54x = 408,679,355.19 × 163,986,260.50
  4. Step 4: Simplify right side
    296,148,101.54x = 67,017,799,200,752,624
  5. Step 5: Solve for x
    x = 67,017,799,200,752,624/296,148,101.54
  6. Step 6: Final answer
    x = 226,298,257.03

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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.