Home / 294,434,841.91-406,336,060.68-168,986,034.88

Finding the Fourth Proportional to 294,434,841.91, 406,336,060.68 and 168,986,034.88

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Solution

The fourth proportional to 294,434,841.91, 406,336,060.68 and 168,986,034.88 is: 233,209,898.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,434,841.91 : 406,336,060.68 = 168,986,034.88 : x
  2. Step 2: Convert to fraction form
    294,434,841.91/406,336,060.68 = 168,986,034.88/x
  3. Step 3: Cross multiply
    294,434,841.91x = 406,336,060.68 × 168,986,034.88
  4. Step 4: Simplify right side
    294,434,841.91x = 68,665,119,723,131,728
  5. Step 5: Solve for x
    x = 68,665,119,723,131,728/294,434,841.91
  6. Step 6: Final answer
    x = 233,209,898.93

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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.