Home / 1,215,027,035.23-1,822,527,266.82-294,903,373.86

Finding the Fourth Proportional to 1,215,027,035.23, 1,822,527,266.82 and 294,903,373.86

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Solution

The fourth proportional to 1,215,027,035.23, 1,822,527,266.82 and 294,903,373.86 is: 442,351,836.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,027,035.23 : 1,822,527,266.82 = 294,903,373.86 : x
  2. Step 2: Convert to fraction form
    1,215,027,035.23/1,822,527,266.82 = 294,903,373.86/x
  3. Step 3: Cross multiply
    1,215,027,035.23x = 1,822,527,266.82 × 294,903,373.86
  4. Step 4: Simplify right side
    1,215,027,035.23x = 537,469,439,929,732,160
  5. Step 5: Solve for x
    x = 537,469,439,929,732,160/1,215,027,035.23
  6. Step 6: Final answer
    x = 442,351,836.09

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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.