Home / 328,938,843.16-493,059,347.10-153,914,414.14

Finding the Fourth Proportional to 328,938,843.16, 493,059,347.10 and 153,914,414.14

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Solution

The fourth proportional to 328,938,843.16, 493,059,347.10 and 153,914,414.14 is: 230,708,358.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,938,843.16 : 493,059,347.10 = 153,914,414.14 : x
  2. Step 2: Convert to fraction form
    328,938,843.16/493,059,347.10 = 153,914,414.14/x
  3. Step 3: Cross multiply
    328,938,843.16x = 493,059,347.10 × 153,914,414.14
  4. Step 4: Simplify right side
    328,938,843.16x = 75,888,940,545,147,408
  5. Step 5: Solve for x
    x = 75,888,940,545,147,408/328,938,843.16
  6. Step 6: Final answer
    x = 230,708,358.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.