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Finding the Fourth Proportional to 294,976,269.60, 442,464,404.40 and 265,750,951.20

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Solution

The fourth proportional to 294,976,269.60, 442,464,404.40 and 265,750,951.20 is: 398,626,426.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,976,269.60 : 442,464,404.40 = 265,750,951.20 : x
  2. Step 2: Convert to fraction form
    294,976,269.60/442,464,404.40 = 265,750,951.20/x
  3. Step 3: Cross multiply
    294,976,269.60x = 442,464,404.40 × 265,750,951.20
  4. Step 4: Simplify right side
    294,976,269.60x = 117,585,336,341,441,456
  5. Step 5: Solve for x
    x = 117,585,336,341,441,456/294,976,269.60
  6. Step 6: Final answer
    x = 398,626,426.80

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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.