Home / 418,832,808.04-627,431,902.01-326,283,199.03

Finding the Fourth Proportional to 418,832,808.04, 627,431,902.01 and 326,283,199.03

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Solution

The fourth proportional to 418,832,808.04, 627,431,902.01 and 326,283,199.03 is: 488,788,089.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,832,808.04 : 627,431,902.01 = 326,283,199.03 : x
  2. Step 2: Convert to fraction form
    418,832,808.04/627,431,902.01 = 326,283,199.03/x
  3. Step 3: Cross multiply
    418,832,808.04x = 627,431,902.01 × 326,283,199.03
  4. Step 4: Simplify right side
    418,832,808.04x = 204,720,488,158,100,288
  5. Step 5: Solve for x
    x = 204,720,488,158,100,288/418,832,808.04
  6. Step 6: Final answer
    x = 488,788,089.73

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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.