Home / 272,791,384.42-409,445,770.38-168,846,164.64

Finding the Fourth Proportional to 272,791,384.42, 409,445,770.38 and 168,846,164.64

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Solution

The fourth proportional to 272,791,384.42, 409,445,770.38 and 168,846,164.64 is: 253,429,367.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,791,384.42 : 409,445,770.38 = 168,846,164.64 : x
  2. Step 2: Convert to fraction form
    272,791,384.42/409,445,770.38 = 168,846,164.64/x
  3. Step 3: Cross multiply
    272,791,384.42x = 409,445,770.38 × 168,846,164.64
  4. Step 4: Simplify right side
    272,791,384.42x = 69,133,347,956,733,112
  5. Step 5: Solve for x
    x = 69,133,347,956,733,112/272,791,384.42
  6. Step 6: Final answer
    x = 253,429,367.29

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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.