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Finding the Third Proportional to 76,922,466 and 118,947,537

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Solution

The third proportional to 76,922,466 and 118,947,537 is: 183,932,176.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,922,466 : 118,947,537 = 118,947,537 : x
  2. Step 2: Convert to fraction form
    76,922,466/118,947,537 = 118,947,537/x
  3. Step 3: Cross multiply
    76,922,466x = 118,947,537 × 118,947,537
  4. Step 4: Simplify right side
    76,922,466x = 14,148,516,558,366,368
  5. Step 5: Solve for x
    x = 14,148,516,558,366,368/76,922,466
  6. Step 6: Final answer
    x = 183,932,176.05

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.