Home / 407,568,433.80-562,300,966.20-266,522,222.28

Finding the Fourth Proportional to 407,568,433.80, 562,300,966.20 and 266,522,222.28

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Solution

The fourth proportional to 407,568,433.80, 562,300,966.20 and 266,522,222.28 is: 367,706,845.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,568,433.80 : 562,300,966.20 = 266,522,222.28 : x
  2. Step 2: Convert to fraction form
    407,568,433.80/562,300,966.20 = 266,522,222.28/x
  3. Step 3: Cross multiply
    407,568,433.80x = 562,300,966.20 × 266,522,222.28
  4. Step 4: Simplify right side
    407,568,433.80x = 149,865,703,101,815,168
  5. Step 5: Solve for x
    x = 149,865,703,101,815,168/407,568,433.80
  6. Step 6: Final answer
    x = 367,706,845.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.