Home / 84,467,938.92-116,565,755.67-45,836,770.92

Finding the Fourth Proportional to 84,467,938.92, 116,565,755.67 and 45,836,770.92

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Solution

The fourth proportional to 84,467,938.92, 116,565,755.67 and 45,836,770.92 is: 63,254,743.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,467,938.92 : 116,565,755.67 = 45,836,770.92 : x
  2. Step 2: Convert to fraction form
    84,467,938.92/116,565,755.67 = 45,836,770.92/x
  3. Step 3: Cross multiply
    84,467,938.92x = 116,565,755.67 × 45,836,770.92
  4. Step 4: Simplify right side
    84,467,938.92x = 5,342,997,839,762,481
  5. Step 5: Solve for x
    x = 5,342,997,839,762,481/84,467,938.92
  6. Step 6: Final answer
    x = 63,254,743.85

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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.