Home / 193,422,307.80-290,133,461.70-168,228,067.80

Finding the Fourth Proportional to 193,422,307.80, 290,133,461.70 and 168,228,067.80

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Solution

The fourth proportional to 193,422,307.80, 290,133,461.70 and 168,228,067.80 is: 252,342,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,422,307.80 : 290,133,461.70 = 168,228,067.80 : x
  2. Step 2: Convert to fraction form
    193,422,307.80/290,133,461.70 = 168,228,067.80/x
  3. Step 3: Cross multiply
    193,422,307.80x = 290,133,461.70 × 168,228,067.80
  4. Step 4: Simplify right side
    193,422,307.80x = 48,808,591,665,916,304
  5. Step 5: Solve for x
    x = 48,808,591,665,916,304/193,422,307.80
  6. Step 6: Final answer
    x = 252,342,101.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.