Home / 1,124,902,425.76-1,687,594,573.68-348,530,895.52

Finding the Fourth Proportional to 1,124,902,425.76, 1,687,594,573.68 and 348,530,895.52

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Solution

The fourth proportional to 1,124,902,425.76, 1,687,594,573.68 and 348,530,895.52 is: 522,870,992.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,902,425.76 : 1,687,594,573.68 = 348,530,895.52 : x
  2. Step 2: Convert to fraction form
    1,124,902,425.76/1,687,594,573.68 = 348,530,895.52/x
  3. Step 3: Cross multiply
    1,124,902,425.76x = 1,687,594,573.68 × 348,530,895.52
  4. Step 4: Simplify right side
    1,124,902,425.76x = 588,178,848,039,383,040
  5. Step 5: Solve for x
    x = 588,178,848,039,383,040/1,124,902,425.76
  6. Step 6: Final answer
    x = 522,870,992.69

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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.