Home / 216,219,801.94-298,381,847.77-117,098,269.70

Finding the Fourth Proportional to 216,219,801.94, 298,381,847.77 and 117,098,269.70

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Solution

The fourth proportional to 216,219,801.94, 298,381,847.77 and 117,098,269.70 is: 161,594,811.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,219,801.94 : 298,381,847.77 = 117,098,269.70 : x
  2. Step 2: Convert to fraction form
    216,219,801.94/298,381,847.77 = 117,098,269.70/x
  3. Step 3: Cross multiply
    216,219,801.94x = 298,381,847.77 × 117,098,269.70
  4. Step 4: Simplify right side
    216,219,801.94x = 34,939,998,083,755,804
  5. Step 5: Solve for x
    x = 34,939,998,083,755,804/216,219,801.94
  6. Step 6: Final answer
    x = 161,594,811.25

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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.