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Finding the Fourth Proportional to 250,857,511.60, 376,286,267.40 and 250,857,511.60

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Solution

The fourth proportional to 250,857,511.60, 376,286,267.40 and 250,857,511.60 is: 376,286,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,857,511.60 : 376,286,267.40 = 250,857,511.60 : x
  2. Step 2: Convert to fraction form
    250,857,511.60/376,286,267.40 = 250,857,511.60/x
  3. Step 3: Cross multiply
    250,857,511.60x = 376,286,267.40 × 250,857,511.60
  4. Step 4: Simplify right side
    250,857,511.60x = 94,394,236,689,216,192
  5. Step 5: Solve for x
    x = 94,394,236,689,216,192/250,857,511.60
  6. Step 6: Final answer
    x = 376,286,267.40

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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.