Home / 463,512,299.20-695,799,290.40-272,143,902.40

Finding the Fourth Proportional to 463,512,299.20, 695,799,290.40 and 272,143,902.40

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Solution

The fourth proportional to 463,512,299.20, 695,799,290.40 and 272,143,902.40 is: 408,527,528.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,512,299.20 : 695,799,290.40 = 272,143,902.40 : x
  2. Step 2: Convert to fraction form
    463,512,299.20/695,799,290.40 = 272,143,902.40/x
  3. Step 3: Cross multiply
    463,512,299.20x = 695,799,290.40 × 272,143,902.40
  4. Step 4: Simplify right side
    463,512,299.20x = 189,357,534,176,606,848
  5. Step 5: Solve for x
    x = 189,357,534,176,606,848/463,512,299.20
  6. Step 6: Final answer
    x = 408,527,528.83

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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.