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Finding the Fourth Proportional to 226,992,693.60, 340,489,040.40 and 112,201,437.60

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Solution

The fourth proportional to 226,992,693.60, 340,489,040.40 and 112,201,437.60 is: 168,302,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,992,693.60 : 340,489,040.40 = 112,201,437.60 : x
  2. Step 2: Convert to fraction form
    226,992,693.60/340,489,040.40 = 112,201,437.60/x
  3. Step 3: Cross multiply
    226,992,693.60x = 340,489,040.40 × 112,201,437.60
  4. Step 4: Simplify right side
    226,992,693.60x = 38,203,359,819,924,472
  5. Step 5: Solve for x
    x = 38,203,359,819,924,472/226,992,693.60
  6. Step 6: Final answer
    x = 168,302,156.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.