Home / 272,918,404.52-409,227,687.93-134,439,314.12

Finding the Fourth Proportional to 272,918,404.52, 409,227,687.93 and 134,439,314.12

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Solution

The fourth proportional to 272,918,404.52, 409,227,687.93 and 134,439,314.12 is: 201,585,121.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,918,404.52 : 409,227,687.93 = 134,439,314.12 : x
  2. Step 2: Convert to fraction form
    272,918,404.52/409,227,687.93 = 134,439,314.12/x
  3. Step 3: Cross multiply
    272,918,404.52x = 409,227,687.93 × 134,439,314.12
  4. Step 4: Simplify right side
    272,918,404.52x = 55,016,289,683,456,912
  5. Step 5: Solve for x
    x = 55,016,289,683,456,912/272,918,404.52
  6. Step 6: Final answer
    x = 201,585,121.31

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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.