Home / 107,580,338.60-161,178,051.90-65,438,306.60

Finding the Fourth Proportional to 107,580,338.60, 161,178,051.90 and 65,438,306.60

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Solution

The fourth proportional to 107,580,338.60, 161,178,051.90 and 65,438,306.60 is: 98,040,393.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,580,338.60 : 161,178,051.90 = 65,438,306.60 : x
  2. Step 2: Convert to fraction form
    107,580,338.60/161,178,051.90 = 65,438,306.60/x
  3. Step 3: Cross multiply
    107,580,338.60x = 161,178,051.90 × 65,438,306.60
  4. Step 4: Simplify right side
    107,580,338.60x = 10,547,218,777,422,914
  5. Step 5: Solve for x
    x = 10,547,218,777,422,914/107,580,338.60
  6. Step 6: Final answer
    x = 98,040,393.95

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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.