Home / 172,106,760.40-237,500,418.60-93,788,644.72

Finding the Fourth Proportional to 172,106,760.40, 237,500,418.60 and 93,788,644.72

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Solution

The fourth proportional to 172,106,760.40, 237,500,418.60 and 93,788,644.72 is: 129,424,563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,106,760.40 : 237,500,418.60 = 93,788,644.72 : x
  2. Step 2: Convert to fraction form
    172,106,760.40/237,500,418.60 = 93,788,644.72/x
  3. Step 3: Cross multiply
    172,106,760.40x = 237,500,418.60 × 93,788,644.72
  4. Step 4: Simplify right side
    172,106,760.40x = 22,274,842,380,926,680
  5. Step 5: Solve for x
    x = 22,274,842,380,926,680/172,106,760.40
  6. Step 6: Final answer
    x = 129,424,563.74

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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.