Home / 172,106,743.38-237,500,395.16-93,788,627.66

Finding the Fourth Proportional to 172,106,743.38, 237,500,395.16 and 93,788,627.66

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Solution

The fourth proportional to 172,106,743.38, 237,500,395.16 and 93,788,627.66 is: 129,424,540.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,106,743.38 : 237,500,395.16 = 93,788,627.66 : x
  2. Step 2: Convert to fraction form
    172,106,743.38/237,500,395.16 = 93,788,627.66/x
  3. Step 3: Cross multiply
    172,106,743.38x = 237,500,395.16 × 93,788,627.66
  4. Step 4: Simplify right side
    172,106,743.38x = 22,274,836,130,764,104
  5. Step 5: Solve for x
    x = 22,274,836,130,764,104/172,106,743.38
  6. Step 6: Final answer
    x = 129,424,540.22

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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.