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Finding the Third Proportional to 385,737,618 and 582,193,650

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Solution

The third proportional to 385,737,618 and 582,193,650 is: 878,704,669.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,737,618 : 582,193,650 = 582,193,650 : x
  2. Step 2: Convert to fraction form
    385,737,618/582,193,650 = 582,193,650/x
  3. Step 3: Cross multiply
    385,737,618x = 582,193,650 × 582,193,650
  4. Step 4: Simplify right side
    385,737,618x = 338,949,446,100,322,496
  5. Step 5: Solve for x
    x = 338,949,446,100,322,496/385,737,618
  6. Step 6: Final answer
    x = 878,704,669.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.