Home / 354,336,001.60-531,504,002.40-312,245,874.40

Finding the Fourth Proportional to 354,336,001.60, 531,504,002.40 and 312,245,874.40

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Solution

The fourth proportional to 354,336,001.60, 531,504,002.40 and 312,245,874.40 is: 468,368,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,336,001.60 : 531,504,002.40 = 312,245,874.40 : x
  2. Step 2: Convert to fraction form
    354,336,001.60/531,504,002.40 = 312,245,874.40/x
  3. Step 3: Cross multiply
    354,336,001.60x = 531,504,002.40 × 312,245,874.40
  4. Step 4: Simplify right side
    354,336,001.60x = 165,959,931,976,487,680
  5. Step 5: Solve for x
    x = 165,959,931,976,487,680/354,336,001.60
  6. Step 6: Final answer
    x = 468,368,811.60

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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.