Home / 340,704,432.10-511,056,648.15-187,291,209.70

Finding the Fourth Proportional to 340,704,432.10, 511,056,648.15 and 187,291,209.70

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Solution

The fourth proportional to 340,704,432.10, 511,056,648.15 and 187,291,209.70 is: 280,936,814.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,704,432.10 : 511,056,648.15 = 187,291,209.70 : x
  2. Step 2: Convert to fraction form
    340,704,432.10/511,056,648.15 = 187,291,209.70/x
  3. Step 3: Cross multiply
    340,704,432.10x = 511,056,648.15 × 187,291,209.70
  4. Step 4: Simplify right side
    340,704,432.10x = 95,716,417,857,240,752
  5. Step 5: Solve for x
    x = 95,716,417,857,240,752/340,704,432.10
  6. Step 6: Final answer
    x = 280,936,814.55

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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.