Home / 207,663,050.52-311,470,781.22-54,323,907.48

Finding the Fourth Proportional to 207,663,050.52, 311,470,781.22 and 54,323,907.48

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Solution

The fourth proportional to 207,663,050.52, 311,470,781.22 and 54,323,907.48 is: 81,479,636.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,663,050.52 : 311,470,781.22 = 54,323,907.48 : x
  2. Step 2: Convert to fraction form
    207,663,050.52/311,470,781.22 = 54,323,907.48/x
  3. Step 3: Cross multiply
    207,663,050.52x = 311,470,781.22 × 54,323,907.48
  4. Step 4: Simplify right side
    207,663,050.52x = 16,920,309,901,718,602
  5. Step 5: Solve for x
    x = 16,920,309,901,718,602/207,663,050.52
  6. Step 6: Final answer
    x = 81,479,636.65

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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.