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Finding the Third Proportional to 28,886,058 and 63,439,956

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Solution

The third proportional to 28,886,058 and 63,439,956 is: 139,327,699.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,886,058 : 63,439,956 = 63,439,956 : x
  2. Step 2: Convert to fraction form
    28,886,058/63,439,956 = 63,439,956/x
  3. Step 3: Cross multiply
    28,886,058x = 63,439,956 × 63,439,956
  4. Step 4: Simplify right side
    28,886,058x = 4,024,628,017,281,936
  5. Step 5: Solve for x
    x = 4,024,628,017,281,936/28,886,058
  6. Step 6: Final answer
    x = 139,327,699.79

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.