Home / 170,307,467.33-235,024,398.89-91,991,020.71

Finding the Fourth Proportional to 170,307,467.33, 235,024,398.89 and 91,991,020.71

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Solution

The fourth proportional to 170,307,467.33, 235,024,398.89 and 91,991,020.71 is: 126,947,659.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,307,467.33 : 235,024,398.89 = 91,991,020.71 : x
  2. Step 2: Convert to fraction form
    170,307,467.33/235,024,398.89 = 91,991,020.71/x
  3. Step 3: Cross multiply
    170,307,467.33x = 235,024,398.89 × 91,991,020.71
  4. Step 4: Simplify right side
    170,307,467.33x = 21,620,134,346,412,564
  5. Step 5: Solve for x
    x = 21,620,134,346,412,564/170,307,467.33
  6. Step 6: Final answer
    x = 126,947,659.35

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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.