Home / 294,840,069.60-442,260,104.40-90,341,572.80

Finding the Fourth Proportional to 294,840,069.60, 442,260,104.40 and 90,341,572.80

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Solution

The fourth proportional to 294,840,069.60, 442,260,104.40 and 90,341,572.80 is: 135,512,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,840,069.60 : 442,260,104.40 = 90,341,572.80 : x
  2. Step 2: Convert to fraction form
    294,840,069.60/442,260,104.40 = 90,341,572.80/x
  3. Step 3: Cross multiply
    294,840,069.60x = 442,260,104.40 × 90,341,572.80
  4. Step 4: Simplify right side
    294,840,069.60x = 39,954,473,418,188,200
  5. Step 5: Solve for x
    x = 39,954,473,418,188,200/294,840,069.60
  6. Step 6: Final answer
    x = 135,512,359.20

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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.