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Finding the Third Proportional to 30,771,490 and 48,725,867

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Solution

The third proportional to 30,771,490 and 48,725,867 is: 77,156,163.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,771,490 : 48,725,867 = 48,725,867 : x
  2. Step 2: Convert to fraction form
    30,771,490/48,725,867 = 48,725,867/x
  3. Step 3: Cross multiply
    30,771,490x = 48,725,867 × 48,725,867
  4. Step 4: Simplify right side
    30,771,490x = 2,374,210,114,901,689
  5. Step 5: Solve for x
    x = 2,374,210,114,901,689/30,771,490
  6. Step 6: Final answer
    x = 77,156,163.54

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.