Home / 207,040,379.40-310,296,816.90-110,042,555.40

Finding the Fourth Proportional to 207,040,379.40, 310,296,816.90 and 110,042,555.40

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Solution

The fourth proportional to 207,040,379.40, 310,296,816.90 and 110,042,555.40 is: 164,923,648.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,040,379.40 : 310,296,816.90 = 110,042,555.40 : x
  2. Step 2: Convert to fraction form
    207,040,379.40/310,296,816.90 = 110,042,555.40/x
  3. Step 3: Cross multiply
    207,040,379.40x = 310,296,816.90 × 110,042,555.40
  4. Step 4: Simplify right side
    207,040,379.40x = 34,145,854,664,161,904
  5. Step 5: Solve for x
    x = 34,145,854,664,161,904/207,040,379.40
  6. Step 6: Final answer
    x = 164,923,648.05

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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.