Home / 3,650,164,040.58-5,037,227,715.05-1,979,412,738.90

Finding the Fourth Proportional to 3,650,164,040.58, 5,037,227,715.05 and 1,979,412,738.90

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Solution

The fourth proportional to 3,650,164,040.58, 5,037,227,715.05 and 1,979,412,738.90 is: 2,731,590,305.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650,164,040.58 : 5,037,227,715.05 = 1,979,412,738.90 : x
  2. Step 2: Convert to fraction form
    3,650,164,040.58/5,037,227,715.05 = 1,979,412,738.90/x
  3. Step 3: Cross multiply
    3,650,164,040.58x = 5,037,227,715.05 × 1,979,412,738.90
  4. Step 4: Simplify right side
    3,650,164,040.58x = 9,970,752,707,910,109,184
  5. Step 5: Solve for x
    x = 9,970,752,707,910,109,184/3,650,164,040.58
  6. Step 6: Final answer
    x = 2,731,590,305.82

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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.