Home / 229,234,342.80-343,851,514.20-208,071,181.20

Finding the Fourth Proportional to 229,234,342.80, 343,851,514.20 and 208,071,181.20

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Solution

The fourth proportional to 229,234,342.80, 343,851,514.20 and 208,071,181.20 is: 312,106,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,234,342.80 : 343,851,514.20 = 208,071,181.20 : x
  2. Step 2: Convert to fraction form
    229,234,342.80/343,851,514.20 = 208,071,181.20/x
  3. Step 3: Cross multiply
    229,234,342.80x = 343,851,514.20 × 208,071,181.20
  4. Step 4: Simplify right side
    229,234,342.80x = 71,545,590,717,002,568
  5. Step 5: Solve for x
    x = 71,545,590,717,002,568/229,234,342.80
  6. Step 6: Final answer
    x = 312,106,771.80

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1.5x scale

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.