Home / 1,179,648,716.60-1,769,761,171.15-392,700,849.23

Finding the Fourth Proportional to 1,179,648,716.60, 1,769,761,171.15 and 392,700,849.23

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Solution

The fourth proportional to 1,179,648,716.60, 1,769,761,171.15 and 392,700,849.23 is: 589,147,180.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,648,716.60 : 1,769,761,171.15 = 392,700,849.23 : x
  2. Step 2: Convert to fraction form
    1,179,648,716.60/1,769,761,171.15 = 392,700,849.23/x
  3. Step 3: Cross multiply
    1,179,648,716.60x = 1,769,761,171.15 × 392,700,849.23
  4. Step 4: Simplify right side
    1,179,648,716.60x = 694,986,714,848,287,744
  5. Step 5: Solve for x
    x = 694,986,714,848,287,744/1,179,648,716.60
  6. Step 6: Final answer
    x = 589,147,180.06

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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.