Home / 199,848,569.88-275,519,805.50-140,228,861.28

Finding the Fourth Proportional to 199,848,569.88, 275,519,805.50 and 140,228,861.28

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Solution

The fourth proportional to 199,848,569.88, 275,519,805.50 and 140,228,861.28 is: 193,325,519.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,848,569.88 : 275,519,805.50 = 140,228,861.28 : x
  2. Step 2: Convert to fraction form
    199,848,569.88/275,519,805.50 = 140,228,861.28/x
  3. Step 3: Cross multiply
    199,848,569.88x = 275,519,805.50 × 140,228,861.28
  4. Step 4: Simplify right side
    199,848,569.88x = 38,635,828,585,352,080
  5. Step 5: Solve for x
    x = 38,635,828,585,352,080/199,848,569.88
  6. Step 6: Final answer
    x = 193,325,519.46

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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.