Home / 172,898,972.58-238,599,868.78-93,514,122.71

Finding the Fourth Proportional to 172,898,972.58, 238,599,868.78 and 93,514,122.71

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Solution

The fourth proportional to 172,898,972.58, 238,599,868.78 and 93,514,122.71 is: 129,049,103.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,898,972.58 : 238,599,868.78 = 93,514,122.71 : x
  2. Step 2: Convert to fraction form
    172,898,972.58/238,599,868.78 = 93,514,122.71/x
  3. Step 3: Cross multiply
    172,898,972.58x = 238,599,868.78 × 93,514,122.71
  4. Step 4: Simplify right side
    172,898,972.58x = 22,312,457,406,723,604
  5. Step 5: Solve for x
    x = 22,312,457,406,723,604/172,898,972.58
  6. Step 6: Final answer
    x = 129,049,103.50

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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.