Home / 328,938,837.03-493,059,337.92-153,914,408.01

Finding the Fourth Proportional to 328,938,837.03, 493,059,337.92 and 153,914,408.01

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Solution

The fourth proportional to 328,938,837.03, 493,059,337.92 and 153,914,408.01 is: 230,708,349.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,938,837.03 : 493,059,337.92 = 153,914,408.01 : x
  2. Step 2: Convert to fraction form
    328,938,837.03/493,059,337.92 = 153,914,408.01/x
  3. Step 3: Cross multiply
    328,938,837.03x = 493,059,337.92 × 153,914,408.01
  4. Step 4: Simplify right side
    328,938,837.03x = 75,888,936,109,759,344
  5. Step 5: Solve for x
    x = 75,888,936,109,759,344/328,938,837.03
  6. Step 6: Final answer
    x = 230,708,349.29

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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.