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Finding the Third Proportional to 70,225,638 and 150,805,560

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Solution

The third proportional to 70,225,638 and 150,805,560 is: 323,846,355.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,225,638 : 150,805,560 = 150,805,560 : x
  2. Step 2: Convert to fraction form
    70,225,638/150,805,560 = 150,805,560/x
  3. Step 3: Cross multiply
    70,225,638x = 150,805,560 × 150,805,560
  4. Step 4: Simplify right side
    70,225,638x = 22,742,316,926,913,600
  5. Step 5: Solve for x
    x = 22,742,316,926,913,600/70,225,638
  6. Step 6: Final answer
    x = 323,846,355.47

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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.