Home / 315,672,917.84-473,498,703.96-111,195,649.52

Finding the Fourth Proportional to 315,672,917.84, 473,498,703.96 and 111,195,649.52

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Solution

The fourth proportional to 315,672,917.84, 473,498,703.96 and 111,195,649.52 is: 166,789,714.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,672,917.84 : 473,498,703.96 = 111,195,649.52 : x
  2. Step 2: Convert to fraction form
    315,672,917.84/473,498,703.96 = 111,195,649.52/x
  3. Step 3: Cross multiply
    315,672,917.84x = 473,498,703.96 × 111,195,649.52
  4. Step 4: Simplify right side
    315,672,917.84x = 52,650,995,933,710,392
  5. Step 5: Solve for x
    x = 52,650,995,933,710,392/315,672,917.84
  6. Step 6: Final answer
    x = 166,789,714.79

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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.