Home / 1,092,683,589.12-1,638,790,548.89-345,758,550.75

Finding the Fourth Proportional to 1,092,683,589.12, 1,638,790,548.89 and 345,758,550.75

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Solution

The fourth proportional to 1,092,683,589.12, 1,638,790,548.89 and 345,758,550.75 is: 518,563,517.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,683,589.12 : 1,638,790,548.89 = 345,758,550.75 : x
  2. Step 2: Convert to fraction form
    1,092,683,589.12/1,638,790,548.89 = 345,758,550.75/x
  3. Step 3: Cross multiply
    1,092,683,589.12x = 1,638,790,548.89 × 345,758,550.75
  4. Step 4: Simplify right side
    1,092,683,589.12x = 566,625,845,165,274,624
  5. Step 5: Solve for x
    x = 566,625,845,165,274,624/1,092,683,589.12
  6. Step 6: Final answer
    x = 518,563,517.20

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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.