Home / 279,990,794.07-386,532,574.29-204,552,518.13

Finding the Fourth Proportional to 279,990,794.07, 386,532,574.29 and 204,552,518.13

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Solution

The fourth proportional to 279,990,794.07, 386,532,574.29 and 204,552,518.13 is: 282,388,610.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,990,794.07 : 386,532,574.29 = 204,552,518.13 : x
  2. Step 2: Convert to fraction form
    279,990,794.07/386,532,574.29 = 204,552,518.13/x
  3. Step 3: Cross multiply
    279,990,794.07x = 386,532,574.29 × 204,552,518.13
  4. Step 4: Simplify right side
    279,990,794.07x = 79,066,211,410,290,800
  5. Step 5: Solve for x
    x = 79,066,211,410,290,800/279,990,794.07
  6. Step 6: Final answer
    x = 282,388,610.93

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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.