Home / 331,846,247.80-497,769,371.70-86,182,724.80

Finding the Fourth Proportional to 331,846,247.80, 497,769,371.70 and 86,182,724.80

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Solution

The fourth proportional to 331,846,247.80, 497,769,371.70 and 86,182,724.80 is: 129,274,087.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,846,247.80 : 497,769,371.70 = 86,182,724.80 : x
  2. Step 2: Convert to fraction form
    331,846,247.80/497,769,371.70 = 86,182,724.80/x
  3. Step 3: Cross multiply
    331,846,247.80x = 497,769,371.70 × 86,182,724.80
  4. Step 4: Simplify right side
    331,846,247.80x = 42,899,120,775,090,008
  5. Step 5: Solve for x
    x = 42,899,120,775,090,008/331,846,247.80
  6. Step 6: Final answer
    x = 129,274,087.20

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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.