Home / 90,690,024.66-136,021,010.43-33,168,843.06

Finding the Fourth Proportional to 90,690,024.66, 136,021,010.43 and 33,168,843.06

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Solution

The fourth proportional to 90,690,024.66, 136,021,010.43 and 33,168,843.06 is: 49,748,134.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,690,024.66 : 136,021,010.43 = 33,168,843.06 : x
  2. Step 2: Convert to fraction form
    90,690,024.66/136,021,010.43 = 33,168,843.06/x
  3. Step 3: Cross multiply
    90,690,024.66x = 136,021,010.43 × 33,168,843.06
  4. Step 4: Simplify right side
    90,690,024.66x = 4,511,659,547,815,293
  5. Step 5: Solve for x
    x = 4,511,659,547,815,293/90,690,024.66
  6. Step 6: Final answer
    x = 49,748,134.54

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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.