Home / 12,754,612,892.60-19,131,919,338.90-4,474,336,959.80

Finding the Fourth Proportional to 12,754,612,892.60, 19,131,919,338.90 and 4,474,336,959.80

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Solution

The fourth proportional to 12,754,612,892.60, 19,131,919,338.90 and 4,474,336,959.80 is: 6,711,505,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,754,612,892.60 : 19,131,919,338.90 = 4,474,336,959.80 : x
  2. Step 2: Convert to fraction form
    12,754,612,892.60/19,131,919,338.90 = 4,474,336,959.80/x
  3. Step 3: Cross multiply
    12,754,612,892.60x = 19,131,919,338.90 × 4,474,336,959.80
  4. Step 4: Simplify right side
    12,754,612,892.60x = 85,602,653,809,952,669,696
  5. Step 5: Solve for x
    x = 85,602,653,809,952,669,696/12,754,612,892.60
  6. Step 6: Final answer
    x = 6,711,505,439.70

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Double scale
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Similar ratio
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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.