Home / 294,434,904.60-406,336,147.38-168,986,097.72

Finding the Fourth Proportional to 294,434,904.60, 406,336,147.38 and 168,986,097.72

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Solution

The fourth proportional to 294,434,904.60, 406,336,147.38 and 168,986,097.72 is: 233,209,985.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,434,904.60 : 406,336,147.38 = 168,986,097.72 : x
  2. Step 2: Convert to fraction form
    294,434,904.60/406,336,147.38 = 168,986,097.72/x
  3. Step 3: Cross multiply
    294,434,904.60x = 406,336,147.38 × 168,986,097.72
  4. Step 4: Simplify right side
    294,434,904.60x = 68,665,159,908,325,000
  5. Step 5: Solve for x
    x = 68,665,159,908,325,000/294,434,904.60
  6. Step 6: Final answer
    x = 233,209,985.76

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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.