Home / 253,765,334.77-350,196,161.98-143,757,047.77

Finding the Fourth Proportional to 253,765,334.77, 350,196,161.98 and 143,757,047.77

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Solution

The fourth proportional to 253,765,334.77, 350,196,161.98 and 143,757,047.77 is: 198,384,725.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,765,334.77 : 350,196,161.98 = 143,757,047.77 : x
  2. Step 2: Convert to fraction form
    253,765,334.77/350,196,161.98 = 143,757,047.77/x
  3. Step 3: Cross multiply
    253,765,334.77x = 350,196,161.98 × 143,757,047.77
  4. Step 4: Simplify right side
    253,765,334.77x = 50,343,166,385,394,640
  5. Step 5: Solve for x
    x = 50,343,166,385,394,640/253,765,334.77
  6. Step 6: Final answer
    x = 198,384,725.92

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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.