Home / 1,293,385,085.91-1,940,238,974.11-506,337,074.22

Finding the Fourth Proportional to 1,293,385,085.91, 1,940,238,974.11 and 506,337,074.22

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Solution

The fourth proportional to 1,293,385,085.91, 1,940,238,974.11 and 506,337,074.22 is: 759,568,775.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,385,085.91 : 1,940,238,974.11 = 506,337,074.22 : x
  2. Step 2: Convert to fraction form
    1,293,385,085.91/1,940,238,974.11 = 506,337,074.22/x
  3. Step 3: Cross multiply
    1,293,385,085.91x = 1,940,238,974.11 × 506,337,074.22
  4. Step 4: Simplify right side
    1,293,385,085.91x = 982,414,925,427,669,888
  5. Step 5: Solve for x
    x = 982,414,925,427,669,888/1,293,385,085.91
  6. Step 6: Final answer
    x = 759,568,775.09

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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.