Home / 276,733,392.69-381,896,621.46-165,233,975.88

Finding the Fourth Proportional to 276,733,392.69, 381,896,621.46 and 165,233,975.88

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Solution

The fourth proportional to 276,733,392.69, 381,896,621.46 and 165,233,975.88 is: 228,025,597.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,733,392.69 : 381,896,621.46 = 165,233,975.88 : x
  2. Step 2: Convert to fraction form
    276,733,392.69/381,896,621.46 = 165,233,975.88/x
  3. Step 3: Cross multiply
    276,733,392.69x = 381,896,621.46 × 165,233,975.88
  4. Step 4: Simplify right side
    276,733,392.69x = 63,102,297,138,975,128
  5. Step 5: Solve for x
    x = 63,102,297,138,975,128/276,733,392.69
  6. Step 6: Final answer
    x = 228,025,597.22

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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.