Home / 662,723,727.38-994,229,087.43-253,779,892.46

Finding the Fourth Proportional to 662,723,727.38, 994,229,087.43 and 253,779,892.46

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Solution

The fourth proportional to 662,723,727.38, 994,229,087.43 and 253,779,892.46 is: 380,724,788.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,723,727.38 : 994,229,087.43 = 253,779,892.46 : x
  2. Step 2: Convert to fraction form
    662,723,727.38/994,229,087.43 = 253,779,892.46/x
  3. Step 3: Cross multiply
    662,723,727.38x = 994,229,087.43 × 253,779,892.46
  4. Step 4: Simplify right side
    662,723,727.38x = 252,315,350,883,618,208
  5. Step 5: Solve for x
    x = 252,315,350,883,618,208/662,723,727.38
  6. Step 6: Final answer
    x = 380,724,788.42

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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.