Home / 372,095,311.33-558,148,886.16-207,147,234.79

Finding the Fourth Proportional to 372,095,311.33, 558,148,886.16 and 207,147,234.79

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Solution

The fourth proportional to 372,095,311.33, 558,148,886.16 and 207,147,234.79 is: 310,724,147.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,095,311.33 : 558,148,886.16 = 207,147,234.79 : x
  2. Step 2: Convert to fraction form
    372,095,311.33/558,148,886.16 = 207,147,234.79/x
  3. Step 3: Cross multiply
    372,095,311.33x = 558,148,886.16 × 207,147,234.79
  4. Step 4: Simplify right side
    372,095,311.33x = 115,618,998,369,162,496
  5. Step 5: Solve for x
    x = 115,618,998,369,162,496/372,095,311.33
  6. Step 6: Final answer
    x = 310,724,147.41

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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.