Home / 1,177,418,559.78-1,624,764,401.58-648,752,961.20

Finding the Fourth Proportional to 1,177,418,559.78, 1,624,764,401.58 and 648,752,961.20

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Solution

The fourth proportional to 1,177,418,559.78, 1,624,764,401.58 and 648,752,961.20 is: 895,238,747.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,418,559.78 : 1,624,764,401.58 = 648,752,961.20 : x
  2. Step 2: Convert to fraction form
    1,177,418,559.78/1,624,764,401.58 = 648,752,961.20/x
  3. Step 3: Cross multiply
    1,177,418,559.78x = 1,624,764,401.58 × 648,752,961.20
  4. Step 4: Simplify right side
    1,177,418,559.78x = 1,054,070,716,766,846,720
  5. Step 5: Solve for x
    x = 1,054,070,716,766,846,720/1,177,418,559.78
  6. Step 6: Final answer
    x = 895,238,747.52

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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.