Home / 80,132,613,088.79-120,202,785,149.88-26,348,557,898.32

Finding the Fourth Proportional to 80,132,613,088.79, 120,202,785,149.88 and 26,348,557,898.32

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Solution

The fourth proportional to 80,132,613,088.79, 120,202,785,149.88 and 26,348,557,898.32 is: 39,524,107,875.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,132,613,088.79 : 120,202,785,149.88 = 26,348,557,898.32 : x
  2. Step 2: Convert to fraction form
    80,132,613,088.79/120,202,785,149.88 = 26,348,557,898.32/x
  3. Step 3: Cross multiply
    80,132,613,088.79x = 120,202,785,149.88 × 26,348,557,898.32
  4. Step 4: Simplify right side
    80,132,613,088.79x = 3,167,170,044,060,933,029,888
  5. Step 5: Solve for x
    x = 3,167,170,044,060,933,029,888/80,132,613,088.79
  6. Step 6: Final answer
    x = 39,524,107,875.43

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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.