Home / 278,324,050.68-417,301,799.22-132,780,075.48

Finding the Fourth Proportional to 278,324,050.68, 417,301,799.22 and 132,780,075.48

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Solution

The fourth proportional to 278,324,050.68, 417,301,799.22 and 132,780,075.48 is: 199,082,200.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,324,050.68 : 417,301,799.22 = 132,780,075.48 : x
  2. Step 2: Convert to fraction form
    278,324,050.68/417,301,799.22 = 132,780,075.48/x
  3. Step 3: Cross multiply
    278,324,050.68x = 417,301,799.22 × 132,780,075.48
  4. Step 4: Simplify right side
    278,324,050.68x = 55,409,364,398,371,408
  5. Step 5: Solve for x
    x = 55,409,364,398,371,408/278,324,050.68
  6. Step 6: Final answer
    x = 199,082,200.27

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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.