Home / 330,241,909.60-495,360,896.10-84,598,069.60

Finding the Fourth Proportional to 330,241,909.60, 495,360,896.10 and 84,598,069.60

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Solution

The fourth proportional to 330,241,909.60, 495,360,896.10 and 84,598,069.60 is: 126,896,600.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,241,909.60 : 495,360,896.10 = 84,598,069.60 : x
  2. Step 2: Convert to fraction form
    330,241,909.60/495,360,896.10 = 84,598,069.60/x
  3. Step 3: Cross multiply
    330,241,909.60x = 495,360,896.10 × 84,598,069.60
  4. Step 4: Simplify right side
    330,241,909.60x = 41,906,575,565,386,168
  5. Step 5: Solve for x
    x = 41,906,575,565,386,168/330,241,909.60
  6. Step 6: Final answer
    x = 126,896,600.18

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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.