Home / 207,253,735.72-285,890,257.06-133,914,877.72

Finding the Fourth Proportional to 207,253,735.72, 285,890,257.06 and 133,914,877.72

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Solution

The fourth proportional to 207,253,735.72, 285,890,257.06 and 133,914,877.72 is: 184,725,060.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,253,735.72 : 285,890,257.06 = 133,914,877.72 : x
  2. Step 2: Convert to fraction form
    207,253,735.72/285,890,257.06 = 133,914,877.72/x
  3. Step 3: Cross multiply
    207,253,735.72x = 285,890,257.06 × 133,914,877.72
  4. Step 4: Simplify right side
    207,253,735.72x = 38,284,958,815,529,264
  5. Step 5: Solve for x
    x = 38,284,958,815,529,264/207,253,735.72
  6. Step 6: Final answer
    x = 184,725,060.24

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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.