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Finding the Third Proportional to 29,772,404 and 64,106,458

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Solution

The third proportional to 29,772,404 and 64,106,458 is: 138,035,140.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,772,404 : 64,106,458 = 64,106,458 : x
  2. Step 2: Convert to fraction form
    29,772,404/64,106,458 = 64,106,458/x
  3. Step 3: Cross multiply
    29,772,404x = 64,106,458 × 64,106,458
  4. Step 4: Simplify right side
    29,772,404x = 4,109,637,957,305,764
  5. Step 5: Solve for x
    x = 4,109,637,957,305,764/29,772,404
  6. Step 6: Final answer
    x = 138,035,140.10

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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.