Home / 165,508,510.21-248,269,752.78-48,924,132.91

Finding the Fourth Proportional to 165,508,510.21, 248,269,752.78 and 48,924,132.91

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Solution

The fourth proportional to 165,508,510.21, 248,269,752.78 and 48,924,132.91 is: 73,388,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,508,510.21 : 248,269,752.78 = 48,924,132.91 : x
  2. Step 2: Convert to fraction form
    165,508,510.21/248,269,752.78 = 48,924,132.91/x
  3. Step 3: Cross multiply
    165,508,510.21x = 248,269,752.78 × 48,924,132.91
  4. Step 4: Simplify right side
    165,508,510.21x = 12,146,382,382,541,562
  5. Step 5: Solve for x
    x = 12,146,382,382,541,562/165,508,510.21
  6. Step 6: Final answer
    x = 73,388,264.85

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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.