Home / 304,558,600,383.35-420,300,947,983.38-167,386,288,757.11

Finding the Fourth Proportional to 304,558,600,383.35, 420,300,947,983.38 and 167,386,288,757.11

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Solution

The fourth proportional to 304,558,600,383.35, 420,300,947,983.38 and 167,386,288,757.11 is: 230,998,618,182.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,558,600,383.35 : 420,300,947,983.38 = 167,386,288,757.11 : x
  2. Step 2: Convert to fraction form
    304,558,600,383.35/420,300,947,983.38 = 167,386,288,757.11/x
  3. Step 3: Cross multiply
    304,558,600,383.35x = 420,300,947,983.38 × 167,386,288,757.11
  4. Step 4: Simplify right side
    304,558,600,383.35x = 70,352,615,844,033,113,096,192
  5. Step 5: Solve for x
    x = 70,352,615,844,033,113,096,192/304,558,600,383.35
  6. Step 6: Final answer
    x = 230,998,618,182.12

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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.