Home / 204,270,667.88-281,980,502.48-137,328,450.08

Finding the Fourth Proportional to 204,270,667.88, 281,980,502.48 and 137,328,450.08

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Solution

The fourth proportional to 204,270,667.88, 281,980,502.48 and 137,328,450.08 is: 189,571,737.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,270,667.88 : 281,980,502.48 = 137,328,450.08 : x
  2. Step 2: Convert to fraction form
    204,270,667.88/281,980,502.48 = 137,328,450.08/x
  3. Step 3: Cross multiply
    204,270,667.88x = 281,980,502.48 × 137,328,450.08
  4. Step 4: Simplify right side
    204,270,667.88x = 38,723,945,357,291,416
  5. Step 5: Solve for x
    x = 38,723,945,357,291,416/204,270,667.88
  6. Step 6: Final answer
    x = 189,571,737.15

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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.