Home / 5,419,245,084.60-7,481,185,863.12-3,634,445,658.72

Finding the Fourth Proportional to 5,419,245,084.60, 7,481,185,863.12 and 3,634,445,658.72

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Solution

The fourth proportional to 5,419,245,084.60, 7,481,185,863.12 and 3,634,445,658.72 is: 5,017,297,254.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419,245,084.60 : 7,481,185,863.12 = 3,634,445,658.72 : x
  2. Step 2: Convert to fraction form
    5,419,245,084.60/7,481,185,863.12 = 3,634,445,658.72/x
  3. Step 3: Cross multiply
    5,419,245,084.60x = 7,481,185,863.12 × 3,634,445,658.72
  4. Step 4: Simplify right side
    5,419,245,084.60x = 27,189,963,482,293,919,744
  5. Step 5: Solve for x
    x = 27,189,963,482,293,919,744/5,419,245,084.60
  6. Step 6: Final answer
    x = 5,017,297,254.11

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.