Home / 231,787,010,135.60-347,680,515,203.40-225,256,663,127.60

Finding the Fourth Proportional to 231,787,010,135.60, 347,680,515,203.40 and 225,256,663,127.60

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Solution

The fourth proportional to 231,787,010,135.60, 347,680,515,203.40 and 225,256,663,127.60 is: 337,884,994,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,010,135.60 : 347,680,515,203.40 = 225,256,663,127.60 : x
  2. Step 2: Convert to fraction form
    231,787,010,135.60/347,680,515,203.40 = 225,256,663,127.60/x
  3. Step 3: Cross multiply
    231,787,010,135.60x = 347,680,515,203.40 × 225,256,663,127.60
  4. Step 4: Simplify right side
    231,787,010,135.60x = 78,317,352,689,202,689,474,560
  5. Step 5: Solve for x
    x = 78,317,352,689,202,689,474,560/231,787,010,135.60
  6. Step 6: Final answer
    x = 337,884,994,691.40

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1.5x scale

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.