Home / 210,029,560.80-314,540,456.40-102,198,213.60

Finding the Fourth Proportional to 210,029,560.80, 314,540,456.40 and 102,198,213.60

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Solution

The fourth proportional to 210,029,560.80, 314,540,456.40 and 102,198,213.60 is: 153,052,135.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,029,560.80 : 314,540,456.40 = 102,198,213.60 : x
  2. Step 2: Convert to fraction form
    210,029,560.80/314,540,456.40 = 102,198,213.60/x
  3. Step 3: Cross multiply
    210,029,560.80x = 314,540,456.40 × 102,198,213.60
  4. Step 4: Simplify right side
    210,029,560.80x = 32,145,472,749,008,684
  5. Step 5: Solve for x
    x = 32,145,472,749,008,684/210,029,560.80
  6. Step 6: Final answer
    x = 153,052,135.26

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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.