Home / 231,787,011,645.60-347,680,517,468.40-168,605,904,343.20

Finding the Fourth Proportional to 231,787,011,645.60, 347,680,517,468.40 and 168,605,904,343.20

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Solution

The fourth proportional to 231,787,011,645.60, 347,680,517,468.40 and 168,605,904,343.20 is: 252,908,856,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,011,645.60 : 347,680,517,468.40 = 168,605,904,343.20 : x
  2. Step 2: Convert to fraction form
    231,787,011,645.60/347,680,517,468.40 = 168,605,904,343.20/x
  3. Step 3: Cross multiply
    231,787,011,645.60x = 347,680,517,468.40 × 168,605,904,343.20
  4. Step 4: Simplify right side
    231,787,011,645.60x = 58,620,988,070,271,335,268,352
  5. Step 5: Solve for x
    x = 58,620,988,070,271,335,268,352/231,787,011,645.60
  6. Step 6: Final answer
    x = 252,908,856,514.80

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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.