Home / 178,519,263.32-246,343,063.39-100,187,688.44

Finding the Fourth Proportional to 178,519,263.32, 246,343,063.39 and 100,187,688.44

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Solution

The fourth proportional to 178,519,263.32, 246,343,063.39 and 100,187,688.44 is: 138,251,422.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,519,263.32 : 246,343,063.39 = 100,187,688.44 : x
  2. Step 2: Convert to fraction form
    178,519,263.32/246,343,063.39 = 100,187,688.44/x
  3. Step 3: Cross multiply
    178,519,263.32x = 246,343,063.39 × 100,187,688.44
  4. Step 4: Simplify right side
    178,519,263.32x = 24,680,542,084,637,876
  5. Step 5: Solve for x
    x = 24,680,542,084,637,876/178,519,263.32
  6. Step 6: Final answer
    x = 138,251,422.43

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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.