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Finding the Third Proportional to 13,106,221,620 and 28,883,908,590

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Solution

The third proportional to 13,106,221,620 and 28,883,908,590 is: 63,655,277,594.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,221,620 : 28,883,908,590 = 28,883,908,590 : x
  2. Step 2: Convert to fraction form
    13,106,221,620/28,883,908,590 = 28,883,908,590/x
  3. Step 3: Cross multiply
    13,106,221,620x = 28,883,908,590 × 28,883,908,590
  4. Step 4: Simplify right side
    13,106,221,620x = 834,280,175,435,475,845,120
  5. Step 5: Solve for x
    x = 834,280,175,435,475,845,120/13,106,221,620
  6. Step 6: Final answer
    x = 63,655,277,594.45

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.