Home / 79,809,057.16-110,144,128.01-50,044,446.43

Finding the Fourth Proportional to 79,809,057.16, 110,144,128.01 and 50,044,446.43

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Solution

The fourth proportional to 79,809,057.16, 110,144,128.01 and 50,044,446.43 is: 69,066,119.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,809,057.16 : 110,144,128.01 = 50,044,446.43 : x
  2. Step 2: Convert to fraction form
    79,809,057.16/110,144,128.01 = 50,044,446.43/x
  3. Step 3: Cross multiply
    79,809,057.16x = 110,144,128.01 × 50,044,446.43
  4. Step 4: Simplify right side
    79,809,057.16x = 5,512,101,913,775,508
  5. Step 5: Solve for x
    x = 5,512,101,913,775,508/79,809,057.16
  6. Step 6: Final answer
    x = 69,066,119.94

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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.