Home / 662,723,825-994,229,233.86-253,779,990.08

Finding the Fourth Proportional to 662,723,825, 994,229,233.86 and 253,779,990.08

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Solution

The fourth proportional to 662,723,825, 994,229,233.86 and 253,779,990.08 is: 380,724,934.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,723,825 : 994,229,233.86 = 253,779,990.08 : x
  2. Step 2: Convert to fraction form
    662,723,825/994,229,233.86 = 253,779,990.08/x
  3. Step 3: Cross multiply
    662,723,825x = 994,229,233.86 × 253,779,990.08
  4. Step 4: Simplify right side
    662,723,825x = 252,315,485,106,236,832
  5. Step 5: Solve for x
    x = 252,315,485,106,236,832/662,723,825
  6. Step 6: Final answer
    x = 380,724,934.86

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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.