Home / 894,519,220.72-1,340,033,265.72-696,857,115.52

Finding the Fourth Proportional to 894,519,220.72, 1,340,033,265.72 and 696,857,115.52

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Solution

The fourth proportional to 894,519,220.72, 1,340,033,265.72 and 696,857,115.52 is: 1,043,925,825.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,519,220.72 : 1,340,033,265.72 = 696,857,115.52 : x
  2. Step 2: Convert to fraction form
    894,519,220.72/1,340,033,265.72 = 696,857,115.52/x
  3. Step 3: Cross multiply
    894,519,220.72x = 1,340,033,265.72 × 696,857,115.52
  4. Step 4: Simplify right side
    894,519,220.72x = 933,811,716,250,484,864
  5. Step 5: Solve for x
    x = 933,811,716,250,484,864/894,519,220.72
  6. Step 6: Final answer
    x = 1,043,925,825.87

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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.