Home / 72,966,853.62-100,691,250.73-43,614,369.41

Finding the Fourth Proportional to 72,966,853.62, 100,691,250.73 and 43,614,369.41

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Solution

The fourth proportional to 72,966,853.62, 100,691,250.73 and 43,614,369.41 is: 60,186,032.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,966,853.62 : 100,691,250.73 = 43,614,369.41 : x
  2. Step 2: Convert to fraction form
    72,966,853.62/100,691,250.73 = 43,614,369.41/x
  3. Step 3: Cross multiply
    72,966,853.62x = 100,691,250.73 × 43,614,369.41
  4. Step 4: Simplify right side
    72,966,853.62x = 4,391,585,405,080,660.50
  5. Step 5: Solve for x
    x = 4,391,585,405,080,660.50/72,966,853.62
  6. Step 6: Final answer
    x = 60,186,032.25

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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.