Home / 199,589,066.90-299,383,600.35-97,418,647.70

Finding the Fourth Proportional to 199,589,066.90, 299,383,600.35 and 97,418,647.70

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Solution

The fourth proportional to 199,589,066.90, 299,383,600.35 and 97,418,647.70 is: 146,127,971.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,589,066.90 : 299,383,600.35 = 97,418,647.70 : x
  2. Step 2: Convert to fraction form
    199,589,066.90/299,383,600.35 = 97,418,647.70/x
  3. Step 3: Cross multiply
    199,589,066.90x = 299,383,600.35 × 97,418,647.70
  4. Step 4: Simplify right side
    199,589,066.90x = 29,165,545,489,654,248
  5. Step 5: Solve for x
    x = 29,165,545,489,654,248/199,589,066.90
  6. Step 6: Final answer
    x = 146,127,971.55

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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.