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Finding the Third Proportional to 60,643,215 and 131,911,740

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Solution

The third proportional to 60,643,215 and 131,911,740 is: 286,935,762.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,643,215 : 131,911,740 = 131,911,740 : x
  2. Step 2: Convert to fraction form
    60,643,215/131,911,740 = 131,911,740/x
  3. Step 3: Cross multiply
    60,643,215x = 131,911,740 × 131,911,740
  4. Step 4: Simplify right side
    60,643,215x = 17,400,707,149,827,600
  5. Step 5: Solve for x
    x = 17,400,707,149,827,600/60,643,215
  6. Step 6: Final answer
    x = 286,935,762.72

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.