Home / 3,155,320,280.40-4,723,910,494.20-1,930,880,216.40

Finding the Fourth Proportional to 3,155,320,280.40, 4,723,910,494.20 and 1,930,880,216.40

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Solution

The fourth proportional to 3,155,320,280.40, 4,723,910,494.20 and 1,930,880,216.40 is: 2,890,770,034.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,320,280.40 : 4,723,910,494.20 = 1,930,880,216.40 : x
  2. Step 2: Convert to fraction form
    3,155,320,280.40/4,723,910,494.20 = 1,930,880,216.40/x
  3. Step 3: Cross multiply
    3,155,320,280.40x = 4,723,910,494.20 × 1,930,880,216.40
  4. Step 4: Simplify right side
    3,155,320,280.40x = 9,121,305,317,295,126,528
  5. Step 5: Solve for x
    x = 9,121,305,317,295,126,528/3,155,320,280.40
  6. Step 6: Final answer
    x = 2,890,770,034.96

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1.5x scale

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.