Home / 215,047,427.04-322,573,007.37-69,481,003.98

Finding the Fourth Proportional to 215,047,427.04, 322,573,007.37 and 69,481,003.98

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Solution

The fourth proportional to 215,047,427.04, 322,573,007.37 and 69,481,003.98 is: 104,222,109.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,047,427.04 : 322,573,007.37 = 69,481,003.98 : x
  2. Step 2: Convert to fraction form
    215,047,427.04/322,573,007.37 = 69,481,003.98/x
  3. Step 3: Cross multiply
    215,047,427.04x = 322,573,007.37 × 69,481,003.98
  4. Step 4: Simplify right side
    215,047,427.04x = 22,412,696,408,915,540
  5. Step 5: Solve for x
    x = 22,412,696,408,915,540/215,047,427.04
  6. Step 6: Final answer
    x = 104,222,109.13

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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.