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Finding the Third Proportional to 5,663,802,220 and 8,884,834,420

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Solution

The third proportional to 5,663,802,220 and 8,884,834,420 is: 13,937,683,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663,802,220 : 8,884,834,420 = 8,884,834,420 : x
  2. Step 2: Convert to fraction form
    5,663,802,220/8,884,834,420 = 8,884,834,420/x
  3. Step 3: Cross multiply
    5,663,802,220x = 8,884,834,420 × 8,884,834,420
  4. Step 4: Simplify right side
    5,663,802,220x = 78,940,282,670,816,739,328
  5. Step 5: Solve for x
    x = 78,940,282,670,816,739,328/5,663,802,220
  6. Step 6: Final answer
    x = 13,937,683,486.20

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.