Home / 347,998,582.58-480,240,542.21-189,227,567.82

Finding the Fourth Proportional to 347,998,582.58, 480,240,542.21 and 189,227,567.82

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Solution

The fourth proportional to 347,998,582.58, 480,240,542.21 and 189,227,567.82 is: 261,135,402.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,998,582.58 : 480,240,542.21 = 189,227,567.82 : x
  2. Step 2: Convert to fraction form
    347,998,582.58/480,240,542.21 = 189,227,567.82/x
  3. Step 3: Cross multiply
    347,998,582.58x = 480,240,542.21 × 189,227,567.82
  4. Step 4: Simplify right side
    347,998,582.58x = 90,874,749,771,179,776
  5. Step 5: Solve for x
    x = 90,874,749,771,179,776/347,998,582.58
  6. Step 6: Final answer
    x = 261,135,402.04

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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.