Home / 331,873,170.40-497,660,456.40-127,333,266.40

Finding the Fourth Proportional to 331,873,170.40, 497,660,456.40 and 127,333,266.40

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Solution

The fourth proportional to 331,873,170.40, 497,660,456.40 and 127,333,266.40 is: 190,942,616.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,873,170.40 : 497,660,456.40 = 127,333,266.40 : x
  2. Step 2: Convert to fraction form
    331,873,170.40/497,660,456.40 = 127,333,266.40/x
  3. Step 3: Cross multiply
    331,873,170.40x = 497,660,456.40 × 127,333,266.40
  4. Step 4: Simplify right side
    331,873,170.40x = 63,368,731,471,526,784
  5. Step 5: Solve for x
    x = 63,368,731,471,526,784/331,873,170.40
  6. Step 6: Final answer
    x = 190,942,616.41

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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.