Home / 68,966,031.96-103,331,982.69-41,614,855.92

Finding the Fourth Proportional to 68,966,031.96, 103,331,982.69 and 41,614,855.92

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Solution

The fourth proportional to 68,966,031.96, 103,331,982.69 and 41,614,855.92 is: 62,351,645.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,966,031.96 : 103,331,982.69 = 41,614,855.92 : x
  2. Step 2: Convert to fraction form
    68,966,031.96/103,331,982.69 = 41,614,855.92/x
  3. Step 3: Cross multiply
    68,966,031.96x = 103,331,982.69 × 41,614,855.92
  4. Step 4: Simplify right side
    68,966,031.96x = 4,300,145,571,572,284
  5. Step 5: Solve for x
    x = 4,300,145,571,572,284/68,966,031.96
  6. Step 6: Final answer
    x = 62,351,645.43

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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.