Home / 90,699,425,785.60-136,049,138,678.40-57,394,656,044.80

Finding the Fourth Proportional to 90,699,425,785.60, 136,049,138,678.40 and 57,394,656,044.80

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Solution

The fourth proportional to 90,699,425,785.60, 136,049,138,678.40 and 57,394,656,044.80 is: 86,091,984,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,699,425,785.60 : 136,049,138,678.40 = 57,394,656,044.80 : x
  2. Step 2: Convert to fraction form
    90,699,425,785.60/136,049,138,678.40 = 57,394,656,044.80/x
  3. Step 3: Cross multiply
    90,699,425,785.60x = 136,049,138,678.40 × 57,394,656,044.80
  4. Step 4: Simplify right side
    90,699,425,785.60x = 7,808,493,519,638,064,267,264
  5. Step 5: Solve for x
    x = 7,808,493,519,638,064,267,264/90,699,425,785.60
  6. Step 6: Final answer
    x = 86,091,984,067.20

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Double scale
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1.5x scale

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.