Home / 219,336,941,748.96-329,027,955,561.78-75,915,735,325.34

Finding the Fourth Proportional to 219,336,941,748.96, 329,027,955,561.78 and 75,915,735,325.34

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Solution

The fourth proportional to 219,336,941,748.96, 329,027,955,561.78 and 75,915,735,325.34 is: 113,881,405,429.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,336,941,748.96 : 329,027,955,561.78 = 75,915,735,325.34 : x
  2. Step 2: Convert to fraction form
    219,336,941,748.96/329,027,955,561.78 = 75,915,735,325.34/x
  3. Step 3: Cross multiply
    219,336,941,748.96x = 329,027,955,561.78 × 75,915,735,325.34
  4. Step 4: Simplify right side
    219,336,941,748.96x = 24,978,399,189,066,479,304,704
  5. Step 5: Solve for x
    x = 24,978,399,189,066,479,304,704/219,336,941,748.96
  6. Step 6: Final answer
    x = 113,881,405,429.90

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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.