Home / 176,016,321.84-242,890,745.40-106,440,069.36

Finding the Fourth Proportional to 176,016,321.84, 242,890,745.40 and 106,440,069.36

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Solution

The fourth proportional to 176,016,321.84, 242,890,745.40 and 106,440,069.36 is: 146,880,172.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,016,321.84 : 242,890,745.40 = 106,440,069.36 : x
  2. Step 2: Convert to fraction form
    176,016,321.84/242,890,745.40 = 106,440,069.36/x
  3. Step 3: Cross multiply
    176,016,321.84x = 242,890,745.40 × 106,440,069.36
  4. Step 4: Simplify right side
    176,016,321.84x = 25,853,307,787,278,100
  5. Step 5: Solve for x
    x = 25,853,307,787,278,100/176,016,321.84
  6. Step 6: Final answer
    x = 146,880,172.91

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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.