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Finding the Third Proportional to 77,495,888 and 168,611,332

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Solution

The third proportional to 77,495,888 and 168,611,332 is: 366,855,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,495,888 : 168,611,332 = 168,611,332 : x
  2. Step 2: Convert to fraction form
    77,495,888/168,611,332 = 168,611,332/x
  3. Step 3: Cross multiply
    77,495,888x = 168,611,332 × 168,611,332
  4. Step 4: Simplify right side
    77,495,888x = 28,429,781,278,814,224
  5. Step 5: Solve for x
    x = 28,429,781,278,814,224/77,495,888
  6. Step 6: Final answer
    x = 366,855,352.10

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.