Home / 229,534,407.72-344,322,287.28-74,091,900.48

Finding the Fourth Proportional to 229,534,407.72, 344,322,287.28 and 74,091,900.48

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Solution

The fourth proportional to 229,534,407.72, 344,322,287.28 and 74,091,900.48 is: 111,144,524.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,534,407.72 : 344,322,287.28 = 74,091,900.48 : x
  2. Step 2: Convert to fraction form
    229,534,407.72/344,322,287.28 = 74,091,900.48/x
  3. Step 3: Cross multiply
    229,534,407.72x = 344,322,287.28 × 74,091,900.48
  4. Step 4: Simplify right side
    229,534,407.72x = 25,511,492,642,195,728
  5. Step 5: Solve for x
    x = 25,511,492,642,195,728/229,534,407.72
  6. Step 6: Final answer
    x = 111,144,524.67

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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.