Home / 162,115,911.26-243,188,815.88-52,941,654.48

Finding the Fourth Proportional to 162,115,911.26, 243,188,815.88 and 52,941,654.48

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Solution

The fourth proportional to 162,115,911.26, 243,188,815.88 and 52,941,654.48 is: 79,417,363.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,115,911.26 : 243,188,815.88 = 52,941,654.48 : x
  2. Step 2: Convert to fraction form
    162,115,911.26/243,188,815.88 = 52,941,654.48/x
  3. Step 3: Cross multiply
    162,115,911.26x = 243,188,815.88 × 52,941,654.48
  4. Step 4: Simplify right side
    162,115,911.26x = 12,874,818,263,719,296
  5. Step 5: Solve for x
    x = 12,874,818,263,719,296/162,115,911.26
  6. Step 6: Final answer
    x = 79,417,363.56

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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.