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Finding the Third Proportional to 63,966,901 and 138,147,228.50

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Solution

The third proportional to 63,966,901 and 138,147,228.50 is: 298,352,060.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,966,901 : 138,147,228.50 = 138,147,228.50 : x
  2. Step 2: Convert to fraction form
    63,966,901/138,147,228.50 = 138,147,228.50/x
  3. Step 3: Cross multiply
    63,966,901x = 138,147,228.50 × 138,147,228.50
  4. Step 4: Simplify right side
    63,966,901x = 19,084,656,742,231,212
  5. Step 5: Solve for x
    x = 19,084,656,742,231,212/63,966,901
  6. Step 6: Final answer
    x = 298,352,060.89

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.