Home / 294,434,849.67-406,336,071.38-168,986,042.63

Finding the Fourth Proportional to 294,434,849.67, 406,336,071.38 and 168,986,042.63

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Solution

The fourth proportional to 294,434,849.67, 406,336,071.38 and 168,986,042.63 is: 233,209,909.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,434,849.67 : 406,336,071.38 = 168,986,042.63 : x
  2. Step 2: Convert to fraction form
    294,434,849.67/406,336,071.38 = 168,986,042.63/x
  3. Step 3: Cross multiply
    294,434,849.67x = 406,336,071.38 × 168,986,042.63
  4. Step 4: Simplify right side
    294,434,849.67x = 68,665,124,680,327,400
  5. Step 5: Solve for x
    x = 68,665,124,680,327,400/294,434,849.67
  6. Step 6: Final answer
    x = 233,209,909.62

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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.