Home / 567,885,766.56-783,682,880.76-307,125,382.56

Finding the Fourth Proportional to 567,885,766.56, 783,682,880.76 and 307,125,382.56

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Solution

The fourth proportional to 567,885,766.56, 783,682,880.76 and 307,125,382.56 is: 423,833,310.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,885,766.56 : 783,682,880.76 = 307,125,382.56 : x
  2. Step 2: Convert to fraction form
    567,885,766.56/783,682,880.76 = 307,125,382.56/x
  3. Step 3: Cross multiply
    567,885,766.56x = 783,682,880.76 × 307,125,382.56
  4. Step 4: Simplify right side
    567,885,766.56x = 240,688,904,559,137,856
  5. Step 5: Solve for x
    x = 240,688,904,559,137,856/567,885,766.56
  6. Step 6: Final answer
    x = 423,833,310.73

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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.