Home / 18,058,356,003.60-27,087,534,005.40-11,782,144,081.80

Finding the Fourth Proportional to 18,058,356,003.60, 27,087,534,005.40 and 11,782,144,081.80

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Solution

The fourth proportional to 18,058,356,003.60, 27,087,534,005.40 and 11,782,144,081.80 is: 17,673,216,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,058,356,003.60 : 27,087,534,005.40 = 11,782,144,081.80 : x
  2. Step 2: Convert to fraction form
    18,058,356,003.60/27,087,534,005.40 = 11,782,144,081.80/x
  3. Step 3: Cross multiply
    18,058,356,003.60x = 27,087,534,005.40 × 11,782,144,081.80
  4. Step 4: Simplify right side
    18,058,356,003.60x = 319,149,228,472,279,826,432
  5. Step 5: Solve for x
    x = 319,149,228,472,279,826,432/18,058,356,003.60
  6. Step 6: Final answer
    x = 17,673,216,122.70

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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.