Home / 106,284,220.40-159,326,020.20-57,690,441.20

Finding the Fourth Proportional to 106,284,220.40, 159,326,020.20 and 57,690,441.20

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Solution

The fourth proportional to 106,284,220.40, 159,326,020.20 and 57,690,441.20 is: 86,481,213.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,284,220.40 : 159,326,020.20 = 57,690,441.20 : x
  2. Step 2: Convert to fraction form
    106,284,220.40/159,326,020.20 = 57,690,441.20/x
  3. Step 3: Cross multiply
    106,284,220.40x = 159,326,020.20 × 57,690,441.20
  4. Step 4: Simplify right side
    106,284,220.40x = 9,191,588,399,978,112
  5. Step 5: Solve for x
    x = 9,191,588,399,978,112/106,284,220.40
  6. Step 6: Final answer
    x = 86,481,213.91

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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.