Home / 3,566,599,141.32-4,921,771,974.18-1,980,793,251.36

Finding the Fourth Proportional to 3,566,599,141.32, 4,921,771,974.18 and 1,980,793,251.36

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Solution

The fourth proportional to 3,566,599,141.32, 4,921,771,974.18 and 1,980,793,251.36 is: 2,733,419,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566,599,141.32 : 4,921,771,974.18 = 1,980,793,251.36 : x
  2. Step 2: Convert to fraction form
    3,566,599,141.32/4,921,771,974.18 = 1,980,793,251.36/x
  3. Step 3: Cross multiply
    3,566,599,141.32x = 4,921,771,974.18 × 1,980,793,251.36
  4. Step 4: Simplify right side
    3,566,599,141.32x = 9,749,012,711,188,529,152
  5. Step 5: Solve for x
    x = 9,749,012,711,188,529,152/3,566,599,141.32
  6. Step 6: Final answer
    x = 2,733,419,799.90

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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.