Home / 824,843,769.16-1,237,149,162.50-264,532,789.51

Finding the Fourth Proportional to 824,843,769.16, 1,237,149,162.50 and 264,532,789.51

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Solution

The fourth proportional to 824,843,769.16, 1,237,149,162.50 and 264,532,789.51 is: 396,761,824.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,843,769.16 : 1,237,149,162.50 = 264,532,789.51 : x
  2. Step 2: Convert to fraction form
    824,843,769.16/1,237,149,162.50 = 264,532,789.51/x
  3. Step 3: Cross multiply
    824,843,769.16x = 1,237,149,162.50 × 264,532,789.51
  4. Step 4: Simplify right side
    824,843,769.16x = 327,266,518,993,151,168
  5. Step 5: Solve for x
    x = 327,266,518,993,151,168/824,843,769.16
  6. Step 6: Final answer
    x = 396,761,824.76

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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.