Home / 68,632,179.84-102,948,203.52-17,514,198.72

Finding the Fourth Proportional to 68,632,179.84, 102,948,203.52 and 17,514,198.72

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Solution

The fourth proportional to 68,632,179.84, 102,948,203.52 and 17,514,198.72 is: 26,271,281.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,632,179.84 : 102,948,203.52 = 17,514,198.72 : x
  2. Step 2: Convert to fraction form
    68,632,179.84/102,948,203.52 = 17,514,198.72/x
  3. Step 3: Cross multiply
    68,632,179.84x = 102,948,203.52 × 17,514,198.72
  4. Step 4: Simplify right side
    68,632,179.84x = 1,803,055,294,316,283.25
  5. Step 5: Solve for x
    x = 1,803,055,294,316,283.25/68,632,179.84
  6. Step 6: Final answer
    x = 26,271,281.18

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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.