Home / 151,432,618.32-227,187,145.32-42,257,698.56

Finding the Fourth Proportional to 151,432,618.32, 227,187,145.32 and 42,257,698.56

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Solution

The fourth proportional to 151,432,618.32, 227,187,145.32 and 42,257,698.56 is: 63,397,212.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,432,618.32 : 227,187,145.32 = 42,257,698.56 : x
  2. Step 2: Convert to fraction form
    151,432,618.32/227,187,145.32 = 42,257,698.56/x
  3. Step 3: Cross multiply
    151,432,618.32x = 227,187,145.32 × 42,257,698.56
  4. Step 4: Simplify right side
    151,432,618.32x = 9,600,405,903,639,474
  5. Step 5: Solve for x
    x = 9,600,405,903,639,474/151,432,618.32
  6. Step 6: Final answer
    x = 63,397,212.64

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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.