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Finding the Third Proportional to 63,909,433 and 139,776,326

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Solution

The third proportional to 63,909,433 and 139,776,326 is: 305,704,813.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,909,433 : 139,776,326 = 139,776,326 : x
  2. Step 2: Convert to fraction form
    63,909,433/139,776,326 = 139,776,326/x
  3. Step 3: Cross multiply
    63,909,433x = 139,776,326 × 139,776,326
  4. Step 4: Simplify right side
    63,909,433x = 19,537,421,310,058,276
  5. Step 5: Solve for x
    x = 19,537,421,310,058,276/63,909,433
  6. Step 6: Final answer
    x = 305,704,813.72

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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.