Home / 1,188,132,215.40-1,782,198,323.10-1,086,011,562.60

Finding the Fourth Proportional to 1,188,132,215.40, 1,782,198,323.10 and 1,086,011,562.60

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Solution

The fourth proportional to 1,188,132,215.40, 1,782,198,323.10 and 1,086,011,562.60 is: 1,629,017,343.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,132,215.40 : 1,782,198,323.10 = 1,086,011,562.60 : x
  2. Step 2: Convert to fraction form
    1,188,132,215.40/1,782,198,323.10 = 1,086,011,562.60/x
  3. Step 3: Cross multiply
    1,188,132,215.40x = 1,782,198,323.10 × 1,086,011,562.60
  4. Step 4: Simplify right side
    1,188,132,215.40x = 1,935,487,985,732,930,304
  5. Step 5: Solve for x
    x = 1,935,487,985,732,930,304/1,188,132,215.40
  6. Step 6: Final answer
    x = 1,629,017,343.90

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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.