Home / 109,269,587.20-163,912,675.20-32,586,630.40

Finding the Fourth Proportional to 109,269,587.20, 163,912,675.20 and 32,586,630.40

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Solution

The fourth proportional to 109,269,587.20, 163,912,675.20 and 32,586,630.40 is: 48,882,419.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,269,587.20 : 163,912,675.20 = 32,586,630.40 : x
  2. Step 2: Convert to fraction form
    109,269,587.20/163,912,675.20 = 32,586,630.40/x
  3. Step 3: Cross multiply
    109,269,587.20x = 163,912,675.20 × 32,586,630.40
  4. Step 4: Simplify right side
    109,269,587.20x = 5,341,361,764,617,645
  5. Step 5: Solve for x
    x = 5,341,361,764,617,645/109,269,587.20
  6. Step 6: Final answer
    x = 48,882,419.18

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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.