Home / 1,003,621,470.10-1,384,916,429.82-580,262,293.79

Finding the Fourth Proportional to 1,003,621,470.10, 1,384,916,429.82 and 580,262,293.79

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Solution

The fourth proportional to 1,003,621,470.10, 1,384,916,429.82 and 580,262,293.79 is: 800,715,018.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,621,470.10 : 1,384,916,429.82 = 580,262,293.79 : x
  2. Step 2: Convert to fraction form
    1,003,621,470.10/1,384,916,429.82 = 580,262,293.79/x
  3. Step 3: Cross multiply
    1,003,621,470.10x = 1,384,916,429.82 × 580,262,293.79
  4. Step 4: Simplify right side
    1,003,621,470.10x = 803,614,784,274,810,624
  5. Step 5: Solve for x
    x = 803,614,784,274,810,624/1,003,621,470.10
  6. Step 6: Final answer
    x = 800,715,018.78

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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.