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Finding the Third Proportional to 70,912,692 and 155,277,486

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Solution

The third proportional to 70,912,692 and 155,277,486 is: 340,011,032.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,912,692 : 155,277,486 = 155,277,486 : x
  2. Step 2: Convert to fraction form
    70,912,692/155,277,486 = 155,277,486/x
  3. Step 3: Cross multiply
    70,912,692x = 155,277,486 × 155,277,486
  4. Step 4: Simplify right side
    70,912,692x = 24,111,097,658,480,196
  5. Step 5: Solve for x
    x = 24,111,097,658,480,196/70,912,692
  6. Step 6: Final answer
    x = 340,011,032.98

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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.