Home / 1,081,256,022.22-1,621,886,691.18-304,905,751.78

Finding the Fourth Proportional to 1,081,256,022.22, 1,621,886,691.18 and 304,905,751.78

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Solution

The fourth proportional to 1,081,256,022.22, 1,621,886,691.18 and 304,905,751.78 is: 457,359,377.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,256,022.22 : 1,621,886,691.18 = 304,905,751.78 : x
  2. Step 2: Convert to fraction form
    1,081,256,022.22/1,621,886,691.18 = 304,905,751.78/x
  3. Step 3: Cross multiply
    1,081,256,022.22x = 1,621,886,691.18 × 304,905,751.78
  4. Step 4: Simplify right side
    1,081,256,022.22x = 494,522,580,876,214,592
  5. Step 5: Solve for x
    x = 494,522,580,876,214,592/1,081,256,022.22
  6. Step 6: Final answer
    x = 457,359,377.16

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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.