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Finding the Third Proportional to 55,616,639 and 81,433,974

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Solution

The third proportional to 55,616,639 and 81,433,974 is: 119,235,758.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,616,639 : 81,433,974 = 81,433,974 : x
  2. Step 2: Convert to fraction form
    55,616,639/81,433,974 = 81,433,974/x
  3. Step 3: Cross multiply
    55,616,639x = 81,433,974 × 81,433,974
  4. Step 4: Simplify right side
    55,616,639x = 6,631,492,121,432,676
  5. Step 5: Solve for x
    x = 6,631,492,121,432,676/55,616,639
  6. Step 6: Final answer
    x = 119,235,758.23

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.