Home / 3,418,480,661.10-5,127,720,991.65-3,189,157,089.90

Finding the Fourth Proportional to 3,418,480,661.10, 5,127,720,991.65 and 3,189,157,089.90

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Solution

The fourth proportional to 3,418,480,661.10, 5,127,720,991.65 and 3,189,157,089.90 is: 4,783,735,634.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,480,661.10 : 5,127,720,991.65 = 3,189,157,089.90 : x
  2. Step 2: Convert to fraction form
    3,418,480,661.10/5,127,720,991.65 = 3,189,157,089.90/x
  3. Step 3: Cross multiply
    3,418,480,661.10x = 5,127,720,991.65 × 3,189,157,089.90
  4. Step 4: Simplify right side
    3,418,480,661.10x = 16,353,107,755,549,655,040
  5. Step 5: Solve for x
    x = 16,353,107,755,549,655,040/3,418,480,661.10
  6. Step 6: Final answer
    x = 4,783,735,634.85

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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.