Home / 269,969,735,847.60-404,671,131,022.89-90,833,531,296.91

Finding the Fourth Proportional to 269,969,735,847.60, 404,671,131,022.89 and 90,833,531,296.91

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Solution

The fourth proportional to 269,969,735,847.60, 404,671,131,022.89 and 90,833,531,296.91 is: 136,154,920,214.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,969,735,847.60 : 404,671,131,022.89 = 90,833,531,296.91 : x
  2. Step 2: Convert to fraction form
    269,969,735,847.60/404,671,131,022.89 = 90,833,531,296.91/x
  3. Step 3: Cross multiply
    269,969,735,847.60x = 404,671,131,022.89 × 90,833,531,296.91
  4. Step 4: Simplify right side
    269,969,735,847.60x = 36,757,707,844,723,650,068,480
  5. Step 5: Solve for x
    x = 36,757,707,844,723,650,068,480/269,969,735,847.60
  6. Step 6: Final answer
    x = 136,154,920,214.74

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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.