Home / 218,486,129.22-327,776,433.03-116,235,306.18

Finding the Fourth Proportional to 218,486,129.22, 327,776,433.03 and 116,235,306.18

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Solution

The fourth proportional to 218,486,129.22, 327,776,433.03 and 116,235,306.18 is: 174,378,090.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,486,129.22 : 327,776,433.03 = 116,235,306.18 : x
  2. Step 2: Convert to fraction form
    218,486,129.22/327,776,433.03 = 116,235,306.18/x
  3. Step 3: Cross multiply
    218,486,129.22x = 327,776,433.03 × 116,235,306.18
  4. Step 4: Simplify right side
    218,486,129.22x = 38,099,194,051,830,312
  5. Step 5: Solve for x
    x = 38,099,194,051,830,312/218,486,129.22
  6. Step 6: Final answer
    x = 174,378,090.67

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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.