Home / 172,495,432.80-258,743,149.20-107,925,351.30

Finding the Fourth Proportional to 172,495,432.80, 258,743,149.20 and 107,925,351.30

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Solution

The fourth proportional to 172,495,432.80, 258,743,149.20 and 107,925,351.30 is: 161,888,026.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,495,432.80 : 258,743,149.20 = 107,925,351.30 : x
  2. Step 2: Convert to fraction form
    172,495,432.80/258,743,149.20 = 107,925,351.30/x
  3. Step 3: Cross multiply
    172,495,432.80x = 258,743,149.20 × 107,925,351.30
  4. Step 4: Simplify right side
    172,495,432.80x = 27,924,945,273,878,312
  5. Step 5: Solve for x
    x = 27,924,945,273,878,312/172,495,432.80
  6. Step 6: Final answer
    x = 161,888,026.95

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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.