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Finding the Third Proportional to 37,328,516 and 77,636,818

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Solution

The third proportional to 37,328,516 and 77,636,818 is: 161,471,072.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,328,516 : 77,636,818 = 77,636,818 : x
  2. Step 2: Convert to fraction form
    37,328,516/77,636,818 = 77,636,818/x
  3. Step 3: Cross multiply
    37,328,516x = 77,636,818 × 77,636,818
  4. Step 4: Simplify right side
    37,328,516x = 6,027,475,509,165,124
  5. Step 5: Solve for x
    x = 6,027,475,509,165,124/37,328,516
  6. Step 6: Final answer
    x = 161,471,072.39

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.