Home / 896,984,505.56-1,345,438,426.09-306,827,516.56

Finding the Fourth Proportional to 896,984,505.56, 1,345,438,426.09 and 306,827,516.56

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Solution

The fourth proportional to 896,984,505.56, 1,345,438,426.09 and 306,827,516.56 is: 460,228,162.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,984,505.56 : 1,345,438,426.09 = 306,827,516.56 : x
  2. Step 2: Convert to fraction form
    896,984,505.56/1,345,438,426.09 = 306,827,516.56/x
  3. Step 3: Cross multiply
    896,984,505.56x = 1,345,438,426.09 × 306,827,516.56
  4. Step 4: Simplify right side
    896,984,505.56x = 412,817,530,961,589,760
  5. Step 5: Solve for x
    x = 412,817,530,961,589,760/896,984,505.56
  6. Step 6: Final answer
    x = 460,228,162.70

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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.