Home / 886,465,816.80-1,329,698,725.20-240,233,560.80

Finding the Fourth Proportional to 886,465,816.80, 1,329,698,725.20 and 240,233,560.80

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Solution

The fourth proportional to 886,465,816.80, 1,329,698,725.20 and 240,233,560.80 is: 360,350,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,465,816.80 : 1,329,698,725.20 = 240,233,560.80 : x
  2. Step 2: Convert to fraction form
    886,465,816.80/1,329,698,725.20 = 240,233,560.80/x
  3. Step 3: Cross multiply
    886,465,816.80x = 1,329,698,725.20 × 240,233,560.80
  4. Step 4: Simplify right side
    886,465,816.80x = 319,438,259,546,016,704
  5. Step 5: Solve for x
    x = 319,438,259,546,016,704/886,465,816.80
  6. Step 6: Final answer
    x = 360,350,341.20

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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.