Home / 344,207,138.80-516,310,708.20-276,182,690.80

Finding the Fourth Proportional to 344,207,138.80, 516,310,708.20 and 276,182,690.80

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Solution

The fourth proportional to 344,207,138.80, 516,310,708.20 and 276,182,690.80 is: 414,274,036.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,207,138.80 : 516,310,708.20 = 276,182,690.80 : x
  2. Step 2: Convert to fraction form
    344,207,138.80/516,310,708.20 = 276,182,690.80/x
  3. Step 3: Cross multiply
    344,207,138.80x = 516,310,708.20 × 276,182,690.80
  4. Step 4: Simplify right side
    344,207,138.80x = 142,596,080,679,529,632
  5. Step 5: Solve for x
    x = 142,596,080,679,529,632/344,207,138.80
  6. Step 6: Final answer
    x = 414,274,036.20

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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.