Home / 220,161,254.40-329,958,446.40-168,788,624.40

Finding the Fourth Proportional to 220,161,254.40, 329,958,446.40 and 168,788,624.40

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Solution

The fourth proportional to 220,161,254.40, 329,958,446.40 and 168,788,624.40 is: 252,965,638.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,161,254.40 : 329,958,446.40 = 168,788,624.40 : x
  2. Step 2: Convert to fraction form
    220,161,254.40/329,958,446.40 = 168,788,624.40/x
  3. Step 3: Cross multiply
    220,161,254.40x = 329,958,446.40 × 168,788,624.40
  4. Step 4: Simplify right side
    220,161,254.40x = 55,693,232,277,017,128
  5. Step 5: Solve for x
    x = 55,693,232,277,017,128/220,161,254.40
  6. Step 6: Final answer
    x = 252,965,638.43

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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.