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Finding the Third Proportional to 29,140,548 and 63,554,856

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Solution

The third proportional to 29,140,548 and 63,554,856 is: 138,611,659.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,140,548 : 63,554,856 = 63,554,856 : x
  2. Step 2: Convert to fraction form
    29,140,548/63,554,856 = 63,554,856/x
  3. Step 3: Cross multiply
    29,140,548x = 63,554,856 × 63,554,856
  4. Step 4: Simplify right side
    29,140,548x = 4,039,219,721,180,736
  5. Step 5: Solve for x
    x = 4,039,219,721,180,736/29,140,548
  6. Step 6: Final answer
    x = 138,611,659.64

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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.