Home / 70,694,405.76-106,040,543.22-31,805,394.24

Finding the Fourth Proportional to 70,694,405.76, 106,040,543.22 and 31,805,394.24

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Solution

The fourth proportional to 70,694,405.76, 106,040,543.22 and 31,805,394.24 is: 47,707,612.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,694,405.76 : 106,040,543.22 = 31,805,394.24 : x
  2. Step 2: Convert to fraction form
    70,694,405.76/106,040,543.22 = 31,805,394.24/x
  3. Step 3: Cross multiply
    70,694,405.76x = 106,040,543.22 × 31,805,394.24
  4. Step 4: Simplify right side
    70,694,405.76x = 3,372,661,282,535,859
  5. Step 5: Solve for x
    x = 3,372,661,282,535,859/70,694,405.76
  6. Step 6: Final answer
    x = 47,707,612.03

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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.