Home / 299,767,462.40-413,552,425.32-200,680,134.20

Finding the Fourth Proportional to 299,767,462.40, 413,552,425.32 and 200,680,134.20

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Solution

The fourth proportional to 299,767,462.40, 413,552,425.32 and 200,680,134.20 is: 276,853,783.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,767,462.40 : 413,552,425.32 = 200,680,134.20 : x
  2. Step 2: Convert to fraction form
    299,767,462.40/413,552,425.32 = 200,680,134.20/x
  3. Step 3: Cross multiply
    299,767,462.40x = 413,552,425.32 × 200,680,134.20
  4. Step 4: Simplify right side
    299,767,462.40x = 82,991,756,211,953,072
  5. Step 5: Solve for x
    x = 82,991,756,211,953,072/299,767,462.40
  6. Step 6: Final answer
    x = 276,853,783.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.