Home / 302,929,884.36-418,080,060.76-170,796,330.72

Finding the Fourth Proportional to 302,929,884.36, 418,080,060.76 and 170,796,330.72

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Solution

The fourth proportional to 302,929,884.36, 418,080,060.76 and 170,796,330.72 is: 235,719,696.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,929,884.36 : 418,080,060.76 = 170,796,330.72 : x
  2. Step 2: Convert to fraction form
    302,929,884.36/418,080,060.76 = 170,796,330.72/x
  3. Step 3: Cross multiply
    302,929,884.36x = 418,080,060.76 × 170,796,330.72
  4. Step 4: Simplify right side
    302,929,884.36x = 71,406,540,325,002,656
  5. Step 5: Solve for x
    x = 71,406,540,325,002,656/302,929,884.36
  6. Step 6: Final answer
    x = 235,719,696.25

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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.