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Finding the Third Proportional to 70,912,698 and 155,277,498

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Solution

The third proportional to 70,912,698 and 155,277,498 is: 340,011,056.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,912,698 : 155,277,498 = 155,277,498 : x
  2. Step 2: Convert to fraction form
    70,912,698/155,277,498 = 155,277,498/x
  3. Step 3: Cross multiply
    70,912,698x = 155,277,498 × 155,277,498
  4. Step 4: Simplify right side
    70,912,698x = 24,111,101,385,140,004
  5. Step 5: Solve for x
    x = 24,111,101,385,140,004/70,912,698
  6. Step 6: Final answer
    x = 340,011,056.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.