Home / 98,876,035.20-148,328,049.60-30,711,619.20

Finding the Fourth Proportional to 98,876,035.20, 148,328,049.60 and 30,711,619.20

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Solution

The fourth proportional to 98,876,035.20, 148,328,049.60 and 30,711,619.20 is: 46,071,776.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,876,035.20 : 148,328,049.60 = 30,711,619.20 : x
  2. Step 2: Convert to fraction form
    98,876,035.20/148,328,049.60 = 30,711,619.20/x
  3. Step 3: Cross multiply
    98,876,035.20x = 148,328,049.60 × 30,711,619.20
  4. Step 4: Simplify right side
    98,876,035.20x = 4,555,394,575,993,912
  5. Step 5: Solve for x
    x = 4,555,394,575,993,912/98,876,035.20
  6. Step 6: Final answer
    x = 46,071,776.31

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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.