Home / 194,231,569.40-291,310,029.30-57,921,399.80

Finding the Fourth Proportional to 194,231,569.40, 291,310,029.30 and 57,921,399.80

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Solution

The fourth proportional to 194,231,569.40, 291,310,029.30 and 57,921,399.80 is: 86,870,969.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,231,569.40 : 291,310,029.30 = 57,921,399.80 : x
  2. Step 2: Convert to fraction form
    194,231,569.40/291,310,029.30 = 57,921,399.80/x
  3. Step 3: Cross multiply
    194,231,569.40x = 291,310,029.30 × 57,921,399.80
  4. Step 4: Simplify right side
    194,231,569.40x = 16,873,084,672,835,014
  5. Step 5: Solve for x
    x = 16,873,084,672,835,014/194,231,569.40
  6. Step 6: Final answer
    x = 86,870,969.15

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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.