Home / 824,843,772.92-1,237,149,168.12-264,532,793.27

Finding the Fourth Proportional to 824,843,772.92, 1,237,149,168.12 and 264,532,793.27

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Solution

The fourth proportional to 824,843,772.92, 1,237,149,168.12 and 264,532,793.27 is: 396,761,830.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,843,772.92 : 1,237,149,168.12 = 264,532,793.27 : x
  2. Step 2: Convert to fraction form
    824,843,772.92/1,237,149,168.12 = 264,532,793.27/x
  3. Step 3: Cross multiply
    824,843,772.92x = 1,237,149,168.12 × 264,532,793.27
  4. Step 4: Simplify right side
    824,843,772.92x = 327,266,525,128,254,656
  5. Step 5: Solve for x
    x = 327,266,525,128,254,656/824,843,772.92
  6. Step 6: Final answer
    x = 396,761,830.39

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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.