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Finding the Third Proportional to 134,978,909 and 201,583,857

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Solution

The third proportional to 134,978,909 and 201,583,857 is: 301,054,821.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,978,909 : 201,583,857 = 201,583,857 : x
  2. Step 2: Convert to fraction form
    134,978,909/201,583,857 = 201,583,857/x
  3. Step 3: Cross multiply
    134,978,909x = 201,583,857 × 201,583,857
  4. Step 4: Simplify right side
    134,978,909x = 40,636,051,402,996,448
  5. Step 5: Solve for x
    x = 40,636,051,402,996,448/134,978,909
  6. Step 6: Final answer
    x = 301,054,821.85

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.