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Finding the Third Proportional to 29,174,973 and 63,487,290

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Solution

The third proportional to 29,174,973 and 63,487,290 is: 138,153,889.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,174,973 : 63,487,290 = 63,487,290 : x
  2. Step 2: Convert to fraction form
    29,174,973/63,487,290 = 63,487,290/x
  3. Step 3: Cross multiply
    29,174,973x = 63,487,290 × 63,487,290
  4. Step 4: Simplify right side
    29,174,973x = 4,030,635,991,544,100
  5. Step 5: Solve for x
    x = 4,030,635,991,544,100/29,174,973
  6. Step 6: Final answer
    x = 138,153,889.35

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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.