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Finding the Third Proportional to 318,618,246 and 492,077,260

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Solution

The third proportional to 318,618,246 and 492,077,260 is: 759,969,125.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,618,246 : 492,077,260 = 492,077,260 : x
  2. Step 2: Convert to fraction form
    318,618,246/492,077,260 = 492,077,260/x
  3. Step 3: Cross multiply
    318,618,246x = 492,077,260 × 492,077,260
  4. Step 4: Simplify right side
    318,618,246x = 242,140,029,809,107,584
  5. Step 5: Solve for x
    x = 242,140,029,809,107,584/318,618,246
  6. Step 6: Final answer
    x = 759,969,125.59

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.