Home / 460,513,320.45-690,694,316.96-165,347,337.57

Finding the Fourth Proportional to 460,513,320.45, 690,694,316.96 and 165,347,337.57

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Solution

The fourth proportional to 460,513,320.45, 690,694,316.96 and 165,347,337.57 is: 247,993,839.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,513,320.45 : 690,694,316.96 = 165,347,337.57 : x
  2. Step 2: Convert to fraction form
    460,513,320.45/690,694,316.96 = 165,347,337.57/x
  3. Step 3: Cross multiply
    460,513,320.45x = 690,694,316.96 × 165,347,337.57
  4. Step 4: Simplify right side
    460,513,320.45x = 114,204,466,383,238,960
  5. Step 5: Solve for x
    x = 114,204,466,383,238,960/460,513,320.45
  6. Step 6: Final answer
    x = 247,993,839.29

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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.