Home / 3,418,480,649.60-5,127,720,974.40-3,189,157,078.40

Finding the Fourth Proportional to 3,418,480,649.60, 5,127,720,974.40 and 3,189,157,078.40

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Solution

The fourth proportional to 3,418,480,649.60, 5,127,720,974.40 and 3,189,157,078.40 is: 4,783,735,617.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,480,649.60 : 5,127,720,974.40 = 3,189,157,078.40 : x
  2. Step 2: Convert to fraction form
    3,418,480,649.60/5,127,720,974.40 = 3,189,157,078.40/x
  3. Step 3: Cross multiply
    3,418,480,649.60x = 5,127,720,974.40 × 3,189,157,078.40
  4. Step 4: Simplify right side
    3,418,480,649.60x = 16,353,107,641,567,903,744
  5. Step 5: Solve for x
    x = 16,353,107,641,567,903,744/3,418,480,649.60
  6. Step 6: Final answer
    x = 4,783,735,617.60

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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.