Home / 106,284,851.40-159,464,601.90-45,719,142.60

Finding the Fourth Proportional to 106,284,851.40, 159,464,601.90 and 45,719,142.60

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Solution

The fourth proportional to 106,284,851.40, 159,464,601.90 and 45,719,142.60 is: 68,594,769.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,284,851.40 : 159,464,601.90 = 45,719,142.60 : x
  2. Step 2: Convert to fraction form
    106,284,851.40/159,464,601.90 = 45,719,142.60/x
  3. Step 3: Cross multiply
    106,284,851.40x = 159,464,601.90 × 45,719,142.60
  4. Step 4: Simplify right side
    106,284,851.40x = 7,290,584,873,918,331
  5. Step 5: Solve for x
    x = 7,290,584,873,918,331/106,284,851.40
  6. Step 6: Final answer
    x = 68,594,769.41

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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.