Home / 1,508,500,887.96-2,081,912,452.26-913,767,922.08

Finding the Fourth Proportional to 1,508,500,887.96, 2,081,912,452.26 and 913,767,922.08

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Solution

The fourth proportional to 1,508,500,887.96, 2,081,912,452.26 and 913,767,922.08 is: 1,261,109,509.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,500,887.96 : 2,081,912,452.26 = 913,767,922.08 : x
  2. Step 2: Convert to fraction form
    1,508,500,887.96/2,081,912,452.26 = 913,767,922.08/x
  3. Step 3: Cross multiply
    1,508,500,887.96x = 2,081,912,452.26 × 913,767,922.08
  4. Step 4: Simplify right side
    1,508,500,887.96x = 1,902,384,815,454,097,408
  5. Step 5: Solve for x
    x = 1,902,384,815,454,097,408/1,508,500,887.96
  6. Step 6: Final answer
    x = 1,261,109,509.87

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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.