Home / 1,437,394,568.32-1,983,610,481.76-777,344,846.32

Finding the Fourth Proportional to 1,437,394,568.32, 1,983,610,481.76 and 777,344,846.32

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Solution

The fourth proportional to 1,437,394,568.32, 1,983,610,481.76 and 777,344,846.32 is: 1,072,739,120.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,394,568.32 : 1,983,610,481.76 = 777,344,846.32 : x
  2. Step 2: Convert to fraction form
    1,437,394,568.32/1,983,610,481.76 = 777,344,846.32/x
  3. Step 3: Cross multiply
    1,437,394,568.32x = 1,983,610,481.76 × 777,344,846.32
  4. Step 4: Simplify right side
    1,437,394,568.32x = 1,541,949,385,102,468,352
  5. Step 5: Solve for x
    x = 1,541,949,385,102,468,352/1,437,394,568.32
  6. Step 6: Final answer
    x = 1,072,739,120.55

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Double scale
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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.