Home / 83,001,200.40-124,501,800.60-25,493,379.30

Finding the Fourth Proportional to 83,001,200.40, 124,501,800.60 and 25,493,379.30

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Solution

The fourth proportional to 83,001,200.40, 124,501,800.60 and 25,493,379.30 is: 38,240,068.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,001,200.40 : 124,501,800.60 = 25,493,379.30 : x
  2. Step 2: Convert to fraction form
    83,001,200.40/124,501,800.60 = 25,493,379.30/x
  3. Step 3: Cross multiply
    83,001,200.40x = 124,501,800.60 × 25,493,379.30
  4. Step 4: Simplify right side
    83,001,200.40x = 3,173,971,626,228,767.50
  5. Step 5: Solve for x
    x = 3,173,971,626,228,767.50/83,001,200.40
  6. Step 6: Final answer
    x = 38,240,068.95

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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.