Home / 217,983,228.84-300,814,665.30-118,863,732.96

Finding the Fourth Proportional to 217,983,228.84, 300,814,665.30 and 118,863,732.96

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Solution

The fourth proportional to 217,983,228.84, 300,814,665.30 and 118,863,732.96 is: 164,030,757.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,983,228.84 : 300,814,665.30 = 118,863,732.96 : x
  2. Step 2: Convert to fraction form
    217,983,228.84/300,814,665.30 = 118,863,732.96/x
  3. Step 3: Cross multiply
    217,983,228.84x = 300,814,665.30 × 118,863,732.96
  4. Step 4: Simplify right side
    217,983,228.84x = 35,755,954,046,670,976
  5. Step 5: Solve for x
    x = 35,755,954,046,670,976/217,983,228.84
  6. Step 6: Final answer
    x = 164,030,757.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.