Home / 168,342,832,184.82-232,311,257,688.16-91,178,752,375.80

Finding the Fourth Proportional to 168,342,832,184.82, 232,311,257,688.16 and 91,178,752,375.80

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Solution

The fourth proportional to 168,342,832,184.82, 232,311,257,688.16 and 91,178,752,375.80 is: 125,825,675,877.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,342,832,184.82 : 232,311,257,688.16 = 91,178,752,375.80 : x
  2. Step 2: Convert to fraction form
    168,342,832,184.82/232,311,257,688.16 = 91,178,752,375.80/x
  3. Step 3: Cross multiply
    168,342,832,184.82x = 232,311,257,688.16 × 91,178,752,375.80
  4. Step 4: Simplify right side
    168,342,832,184.82x = 21,181,850,638,859,404,050,432
  5. Step 5: Solve for x
    x = 21,181,850,638,859,404,050,432/168,342,832,184.82
  6. Step 6: Final answer
    x = 125,825,675,877.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.