Home / 315,040,184.70-472,560,277.05-271,958,034.30

Finding the Fourth Proportional to 315,040,184.70, 472,560,277.05 and 271,958,034.30

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Solution

The fourth proportional to 315,040,184.70, 472,560,277.05 and 271,958,034.30 is: 407,937,051.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,040,184.70 : 472,560,277.05 = 271,958,034.30 : x
  2. Step 2: Convert to fraction form
    315,040,184.70/472,560,277.05 = 271,958,034.30/x
  3. Step 3: Cross multiply
    315,040,184.70x = 472,560,277.05 × 271,958,034.30
  4. Step 4: Simplify right side
    315,040,184.70x = 128,516,564,034,781,408
  5. Step 5: Solve for x
    x = 128,516,564,034,781,408/315,040,184.70
  6. Step 6: Final answer
    x = 407,937,051.45

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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.