Home / 172,112,915.41-237,508,898.02-93,794,797.87

Finding the Fourth Proportional to 172,112,915.41, 237,508,898.02 and 93,794,797.87

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Solution

The fourth proportional to 172,112,915.41, 237,508,898.02 and 93,794,797.87 is: 129,433,047.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,112,915.41 : 237,508,898.02 = 93,794,797.87 : x
  2. Step 2: Convert to fraction form
    172,112,915.41/237,508,898.02 = 93,794,797.87/x
  3. Step 3: Cross multiply
    172,112,915.41x = 237,508,898.02 × 93,794,797.87
  4. Step 4: Simplify right side
    172,112,915.41x = 22,277,099,082,112,344
  5. Step 5: Solve for x
    x = 22,277,099,082,112,344/172,112,915.41
  6. Step 6: Final answer
    x = 129,433,047.07

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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.