Home / 81,546,618.38-112,534,300.77-44,877,189.38

Finding the Fourth Proportional to 81,546,618.38, 112,534,300.77 and 44,877,189.38

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Solution

The fourth proportional to 81,546,618.38, 112,534,300.77 and 44,877,189.38 is: 61,930,503.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,546,618.38 : 112,534,300.77 = 44,877,189.38 : x
  2. Step 2: Convert to fraction form
    81,546,618.38/112,534,300.77 = 44,877,189.38/x
  3. Step 3: Cross multiply
    81,546,618.38x = 112,534,300.77 × 44,877,189.38
  4. Step 4: Simplify right side
    81,546,618.38x = 5,050,223,127,401,170
  5. Step 5: Solve for x
    x = 5,050,223,127,401,170/81,546,618.38
  6. Step 6: Final answer
    x = 61,930,503.41

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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.