Home / 294,434,856.64-406,336,080.96-168,986,049.58

Finding the Fourth Proportional to 294,434,856.64, 406,336,080.96 and 168,986,049.58

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Solution

The fourth proportional to 294,434,856.64, 406,336,080.96 and 168,986,049.58 is: 233,209,919.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,434,856.64 : 406,336,080.96 = 168,986,049.58 : x
  2. Step 2: Convert to fraction form
    294,434,856.64/406,336,080.96 = 168,986,049.58/x
  3. Step 3: Cross multiply
    294,434,856.64x = 406,336,080.96 × 168,986,049.58
  4. Step 4: Simplify right side
    294,434,856.64x = 68,665,129,123,249,456
  5. Step 5: Solve for x
    x = 68,665,129,123,249,456/294,434,856.64
  6. Step 6: Final answer
    x = 233,209,919.19

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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.