Home / 1,306,704,278.88-1,803,229,200.61-711,993,650.05

Finding the Fourth Proportional to 1,306,704,278.88, 1,803,229,200.61 and 711,993,650.05

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Solution

The fourth proportional to 1,306,704,278.88, 1,803,229,200.61 and 711,993,650.05 is: 982,538,866.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,704,278.88 : 1,803,229,200.61 = 711,993,650.05 : x
  2. Step 2: Convert to fraction form
    1,306,704,278.88/1,803,229,200.61 = 711,993,650.05/x
  3. Step 3: Cross multiply
    1,306,704,278.88x = 1,803,229,200.61 × 711,993,650.05
  4. Step 4: Simplify right side
    1,306,704,278.88x = 1,283,887,740,419,057,408
  5. Step 5: Solve for x
    x = 1,283,887,740,419,057,408/1,306,704,278.88
  6. Step 6: Final answer
    x = 982,538,866.04

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Double scale
Find fourth proportional to 1,306,704,279.88, 1,803,229,201.99 and 711,993,651.05
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1.5x scale

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.