Home / 178,220,137,188.11-267,440,163,808.57-82,588,330,838.35

Finding the Fourth Proportional to 178,220,137,188.11, 267,440,163,808.57 and 82,588,330,838.35

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Solution

The fourth proportional to 178,220,137,188.11, 267,440,163,808.57 and 82,588,330,838.35 is: 123,933,451,497.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,220,137,188.11 : 267,440,163,808.57 = 82,588,330,838.35 : x
  2. Step 2: Convert to fraction form
    178,220,137,188.11/267,440,163,808.57 = 82,588,330,838.35/x
  3. Step 3: Cross multiply
    178,220,137,188.11x = 267,440,163,808.57 × 82,588,330,838.35
  4. Step 4: Simplify right side
    178,220,137,188.11x = 22,087,436,728,084,700,594,176
  5. Step 5: Solve for x
    x = 22,087,436,728,084,700,594,176/178,220,137,188.11
  6. Step 6: Final answer
    x = 123,933,451,497.52

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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.