Home / 466,945,019.20-699,409,759.20-386,323,451.20

Finding the Fourth Proportional to 466,945,019.20, 699,409,759.20 and 386,323,451.20

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Solution

The fourth proportional to 466,945,019.20, 699,409,759.20 and 386,323,451.20 is: 578,651,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,945,019.20 : 699,409,759.20 = 386,323,451.20 : x
  2. Step 2: Convert to fraction form
    466,945,019.20/699,409,759.20 = 386,323,451.20/x
  3. Step 3: Cross multiply
    466,945,019.20x = 699,409,759.20 × 386,323,451.20
  4. Step 4: Simplify right side
    466,945,019.20x = 270,198,391,977,104,960
  5. Step 5: Solve for x
    x = 270,198,391,977,104,960/466,945,019.20
  6. Step 6: Final answer
    x = 578,651,406.20

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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.