Home / 662,723,725.88-994,229,085.18-253,779,890.96

Finding the Fourth Proportional to 662,723,725.88, 994,229,085.18 and 253,779,890.96

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Solution

The fourth proportional to 662,723,725.88, 994,229,085.18 and 253,779,890.96 is: 380,724,786.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,723,725.88 : 994,229,085.18 = 253,779,890.96 : x
  2. Step 2: Convert to fraction form
    662,723,725.88/994,229,085.18 = 253,779,890.96/x
  3. Step 3: Cross multiply
    662,723,725.88x = 994,229,085.18 × 253,779,890.96
  4. Step 4: Simplify right side
    662,723,725.88x = 252,315,348,821,269,792
  5. Step 5: Solve for x
    x = 252,315,348,821,269,792/662,723,725.88
  6. Step 6: Final answer
    x = 380,724,786.17

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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.