Home / 169,119,091.26-233,380,376.52-99,508,980.78

Finding the Fourth Proportional to 169,119,091.26, 233,380,376.52 and 99,508,980.78

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Solution

The fourth proportional to 169,119,091.26, 233,380,376.52 and 99,508,980.78 is: 137,320,057.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,119,091.26 : 233,380,376.52 = 99,508,980.78 : x
  2. Step 2: Convert to fraction form
    169,119,091.26/233,380,376.52 = 99,508,980.78/x
  3. Step 3: Cross multiply
    169,119,091.26x = 233,380,376.52 × 99,508,980.78
  4. Step 4: Simplify right side
    169,119,091.26x = 23,223,443,401,557,844
  5. Step 5: Solve for x
    x = 23,223,443,401,557,844/169,119,091.26
  6. Step 6: Final answer
    x = 137,320,057.89

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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.