Home / 239,857,232.58-331,003,726.29-129,848,683.14

Finding the Fourth Proportional to 239,857,232.58, 331,003,726.29 and 129,848,683.14

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Solution

The fourth proportional to 239,857,232.58, 331,003,726.29 and 129,848,683.14 is: 179,191,586.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,857,232.58 : 331,003,726.29 = 129,848,683.14 : x
  2. Step 2: Convert to fraction form
    239,857,232.58/331,003,726.29 = 129,848,683.14/x
  3. Step 3: Cross multiply
    239,857,232.58x = 331,003,726.29 × 129,848,683.14
  4. Step 4: Simplify right side
    239,857,232.58x = 42,980,397,973,189,504
  5. Step 5: Solve for x
    x = 42,980,397,973,189,504/239,857,232.58
  6. Step 6: Final answer
    x = 179,191,586.22

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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.