Home / 1,942,607,115.10-2,913,910,672.65-1,322,734,332.70

Finding the Fourth Proportional to 1,942,607,115.10, 2,913,910,672.65 and 1,322,734,332.70

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Solution

The fourth proportional to 1,942,607,115.10, 2,913,910,672.65 and 1,322,734,332.70 is: 1,984,101,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,607,115.10 : 2,913,910,672.65 = 1,322,734,332.70 : x
  2. Step 2: Convert to fraction form
    1,942,607,115.10/2,913,910,672.65 = 1,322,734,332.70/x
  3. Step 3: Cross multiply
    1,942,607,115.10x = 2,913,910,672.65 × 1,322,734,332.70
  4. Step 4: Simplify right side
    1,942,607,115.10x = 3,854,329,689,135,106,048
  5. Step 5: Solve for x
    x = 3,854,329,689,135,106,048/1,942,607,115.10
  6. Step 6: Final answer
    x = 1,984,101,499.05

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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.