Home / 20,516,661,337.20-30,774,992,005.80-19,373,850,610.80

Finding the Fourth Proportional to 20,516,661,337.20, 30,774,992,005.80 and 19,373,850,610.80

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Solution

The fourth proportional to 20,516,661,337.20, 30,774,992,005.80 and 19,373,850,610.80 is: 29,060,775,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,516,661,337.20 : 30,774,992,005.80 = 19,373,850,610.80 : x
  2. Step 2: Convert to fraction form
    20,516,661,337.20/30,774,992,005.80 = 19,373,850,610.80/x
  3. Step 3: Cross multiply
    20,516,661,337.20x = 30,774,992,005.80 × 19,373,850,610.80
  4. Step 4: Simplify right side
    20,516,661,337.20x = 596,230,097,668,933,419,008
  5. Step 5: Solve for x
    x = 596,230,097,668,933,419,008/20,516,661,337.20
  6. Step 6: Final answer
    x = 29,060,775,916.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.