Home / 215,784,706.05-323,677,059.08-123,573,787.65

Finding the Fourth Proportional to 215,784,706.05, 323,677,059.08 and 123,573,787.65

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Solution

The fourth proportional to 215,784,706.05, 323,677,059.08 and 123,573,787.65 is: 185,360,681.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,784,706.05 : 323,677,059.08 = 123,573,787.65 : x
  2. Step 2: Convert to fraction form
    215,784,706.05/323,677,059.08 = 123,573,787.65/x
  3. Step 3: Cross multiply
    215,784,706.05x = 323,677,059.08 × 123,573,787.65
  4. Step 4: Simplify right side
    215,784,706.05x = 39,998,000,165,310,552
  5. Step 5: Solve for x
    x = 39,998,000,165,310,552/215,784,706.05
  6. Step 6: Final answer
    x = 185,360,681.48

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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.