Home / 168,490,419,066.72-232,531,488,218.88-92,381,542,951.68

Finding the Fourth Proportional to 168,490,419,066.72, 232,531,488,218.88 and 92,381,542,951.68

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Solution

The fourth proportional to 168,490,419,066.72, 232,531,488,218.88 and 92,381,542,951.68 is: 127,494,594,562.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,490,419,066.72 : 232,531,488,218.88 = 92,381,542,951.68 : x
  2. Step 2: Convert to fraction form
    168,490,419,066.72/232,531,488,218.88 = 92,381,542,951.68/x
  3. Step 3: Cross multiply
    168,490,419,066.72x = 232,531,488,218.88 × 92,381,542,951.68
  4. Step 4: Simplify right side
    168,490,419,066.72x = 21,481,617,666,510,533,165,056
  5. Step 5: Solve for x
    x = 21,481,617,666,510,533,165,056/168,490,419,066.72
  6. Step 6: Final answer
    x = 127,494,594,562.10

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1.5x scale

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.