Home / 225,185,672.96-310,595,982.72-206,660,645.12

Finding the Fourth Proportional to 225,185,672.96, 310,595,982.72 and 206,660,645.12

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Solution

The fourth proportional to 225,185,672.96, 310,595,982.72 and 206,660,645.12 is: 285,044,627.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,185,672.96 : 310,595,982.72 = 206,660,645.12 : x
  2. Step 2: Convert to fraction form
    225,185,672.96/310,595,982.72 = 206,660,645.12/x
  3. Step 3: Cross multiply
    225,185,672.96x = 310,595,982.72 × 206,660,645.12
  4. Step 4: Simplify right side
    225,185,672.96x = 64,187,966,160,595,576
  5. Step 5: Solve for x
    x = 64,187,966,160,595,576/225,185,672.96
  6. Step 6: Final answer
    x = 285,044,627.03

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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.