Home / 83,001,890.70-124,502,836.05-25,494,069.60

Finding the Fourth Proportional to 83,001,890.70, 124,502,836.05 and 25,494,069.60

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Solution

The fourth proportional to 83,001,890.70, 124,502,836.05 and 25,494,069.60 is: 38,241,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,001,890.70 : 124,502,836.05 = 25,494,069.60 : x
  2. Step 2: Convert to fraction form
    83,001,890.70/124,502,836.05 = 25,494,069.60/x
  3. Step 3: Cross multiply
    83,001,890.70x = 124,502,836.05 × 25,494,069.60
  4. Step 4: Simplify right side
    83,001,890.70x = 3,174,083,967,656,089
  5. Step 5: Solve for x
    x = 3,174,083,967,656,089/83,001,890.70
  6. Step 6: Final answer
    x = 38,241,104.40

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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.