Home / 207,210,122.70-310,661,955.53-125,310,793.35

Finding the Fourth Proportional to 207,210,122.70, 310,661,955.53 and 125,310,793.35

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Solution

The fourth proportional to 207,210,122.70, 310,661,955.53 and 125,310,793.35 is: 187,873,524.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,210,122.70 : 310,661,955.53 = 125,310,793.35 : x
  2. Step 2: Convert to fraction form
    207,210,122.70/310,661,955.53 = 125,310,793.35/x
  3. Step 3: Cross multiply
    207,210,122.70x = 310,661,955.53 × 125,310,793.35
  4. Step 4: Simplify right side
    207,210,122.70x = 38,929,296,111,782,944
  5. Step 5: Solve for x
    x = 38,929,296,111,782,944/207,210,122.70
  6. Step 6: Final answer
    x = 187,873,524.73

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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.