Home / 81,568,999.38-112,568,188.80-44,397,482.70

Finding the Fourth Proportional to 81,568,999.38, 112,568,188.80 and 44,397,482.70

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Solution

The fourth proportional to 81,568,999.38, 112,568,188.80 and 44,397,482.70 is: 61,270,142.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,568,999.38 : 112,568,188.80 = 44,397,482.70 : x
  2. Step 2: Convert to fraction form
    81,568,999.38/112,568,188.80 = 44,397,482.70/x
  3. Step 3: Cross multiply
    81,568,999.38x = 112,568,188.80 × 44,397,482.70
  4. Step 4: Simplify right side
    81,568,999.38x = 4,997,744,214,818,334
  5. Step 5: Solve for x
    x = 4,997,744,214,818,334/81,568,999.38
  6. Step 6: Final answer
    x = 61,270,142.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.