Home / 279,959,058.40-419,882,600.40-134,392,338.40

Finding the Fourth Proportional to 279,959,058.40, 419,882,600.40 and 134,392,338.40

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Solution

The fourth proportional to 279,959,058.40, 419,882,600.40 and 134,392,338.40 is: 201,561,631.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,959,058.40 : 419,882,600.40 = 134,392,338.40 : x
  2. Step 2: Convert to fraction form
    279,959,058.40/419,882,600.40 = 134,392,338.40/x
  3. Step 3: Cross multiply
    279,959,058.40x = 419,882,600.40 × 134,392,338.40
  4. Step 4: Simplify right side
    279,959,058.40x = 56,429,004,521,228,776
  5. Step 5: Solve for x
    x = 56,429,004,521,228,776/279,959,058.40
  6. Step 6: Final answer
    x = 201,561,631.35

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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.