Home / 219,780,233.80-329,882,927.10-133,686,791.80

Finding the Fourth Proportional to 219,780,233.80, 329,882,927.10 and 133,686,791.80

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Solution

The fourth proportional to 219,780,233.80, 329,882,927.10 and 133,686,791.80 is: 200,659,492.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,780,233.80 : 329,882,927.10 = 133,686,791.80 : x
  2. Step 2: Convert to fraction form
    219,780,233.80/329,882,927.10 = 133,686,791.80/x
  3. Step 3: Cross multiply
    219,780,233.80x = 329,882,927.10 × 133,686,791.80
  4. Step 4: Simplify right side
    219,780,233.80x = 44,100,990,193,592,280
  5. Step 5: Solve for x
    x = 44,100,990,193,592,280/219,780,233.80
  6. Step 6: Final answer
    x = 200,659,492.58

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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.