Home / 366,567,235.50-505,880,079.24-207,800,435.61

Finding the Fourth Proportional to 366,567,235.50, 505,880,079.24 and 207,800,435.61

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Solution

The fourth proportional to 366,567,235.50, 505,880,079.24 and 207,800,435.61 is: 286,774,404.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,567,235.50 : 505,880,079.24 = 207,800,435.61 : x
  2. Step 2: Convert to fraction form
    366,567,235.50/505,880,079.24 = 207,800,435.61/x
  3. Step 3: Cross multiply
    366,567,235.50x = 505,880,079.24 × 207,800,435.61
  4. Step 4: Simplify right side
    366,567,235.50x = 105,122,100,832,493,328
  5. Step 5: Solve for x
    x = 105,122,100,832,493,328/366,567,235.50
  6. Step 6: Final answer
    x = 286,774,404.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.