Home / 48,385,609.80-72,578,414.70-43,458,736.20

Finding the Fourth Proportional to 48,385,609.80, 72,578,414.70 and 43,458,736.20

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Solution

The fourth proportional to 48,385,609.80, 72,578,414.70 and 43,458,736.20 is: 65,188,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,609.80 : 72,578,414.70 = 43,458,736.20 : x
  2. Step 2: Convert to fraction form
    48,385,609.80/72,578,414.70 = 43,458,736.20/x
  3. Step 3: Cross multiply
    48,385,609.80x = 72,578,414.70 × 43,458,736.20
  4. Step 4: Simplify right side
    48,385,609.80x = 3,154,166,178,261,502.50
  5. Step 5: Solve for x
    x = 3,154,166,178,261,502.50/48,385,609.80
  6. Step 6: Final answer
    x = 65,188,104.30

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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.