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Finding the Third Proportional to 623,603,688 and 1,339,323,600

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Solution

The third proportional to 623,603,688 and 1,339,323,600 is: 2,876,486,685.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,603,688 : 1,339,323,600 = 1,339,323,600 : x
  2. Step 2: Convert to fraction form
    623,603,688/1,339,323,600 = 1,339,323,600/x
  3. Step 3: Cross multiply
    623,603,688x = 1,339,323,600 × 1,339,323,600
  4. Step 4: Simplify right side
    623,603,688x = 1,793,787,705,516,960,000
  5. Step 5: Solve for x
    x = 1,793,787,705,516,960,000/623,603,688
  6. Step 6: Final answer
    x = 2,876,486,685.43

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.