Home / 197,218,493.60-272,151,562.72-107,908,504.80

Finding the Fourth Proportional to 197,218,493.60, 272,151,562.72 and 107,908,504.80

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Solution

The fourth proportional to 197,218,493.60, 272,151,562.72 and 107,908,504.80 is: 148,908,287.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,218,493.60 : 272,151,562.72 = 107,908,504.80 : x
  2. Step 2: Convert to fraction form
    197,218,493.60/272,151,562.72 = 107,908,504.80/x
  3. Step 3: Cross multiply
    197,218,493.60x = 272,151,562.72 × 107,908,504.80
  4. Step 4: Simplify right side
    197,218,493.60x = 29,367,468,212,098,624
  5. Step 5: Solve for x
    x = 29,367,468,212,098,624/197,218,493.60
  6. Step 6: Final answer
    x = 148,908,287.84

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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.