Home / 172,600,008.32-237,703,795.61-161,521,954.62

Finding the Fourth Proportional to 172,600,008.32, 237,703,795.61 and 161,521,954.62

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Solution

The fourth proportional to 172,600,008.32, 237,703,795.61 and 161,521,954.62 is: 222,447,160.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,600,008.32 : 237,703,795.61 = 161,521,954.62 : x
  2. Step 2: Convert to fraction form
    172,600,008.32/237,703,795.61 = 161,521,954.62/x
  3. Step 3: Cross multiply
    172,600,008.32x = 237,703,795.61 × 161,521,954.62
  4. Step 4: Simplify right side
    172,600,008.32x = 38,394,381,686,712,568
  5. Step 5: Solve for x
    x = 38,394,381,686,712,568/172,600,008.32
  6. Step 6: Final answer
    x = 222,447,160.12

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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.