Home / 1,981,691,415.62-2,973,696,246.09-738,980,410.04

Finding the Fourth Proportional to 1,981,691,415.62, 2,973,696,246.09 and 738,980,410.04

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Solution

The fourth proportional to 1,981,691,415.62, 2,973,696,246.09 and 738,980,410.04 is: 1,108,902,856.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,691,415.62 : 2,973,696,246.09 = 738,980,410.04 : x
  2. Step 2: Convert to fraction form
    1,981,691,415.62/2,973,696,246.09 = 738,980,410.04/x
  3. Step 3: Cross multiply
    1,981,691,415.62x = 2,973,696,246.09 × 738,980,410.04
  4. Step 4: Simplify right side
    1,981,691,415.62x = 2,197,503,271,266,280,192
  5. Step 5: Solve for x
    x = 2,197,503,271,266,280,192/1,981,691,415.62
  6. Step 6: Final answer
    x = 1,108,902,856.39

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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.