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Finding the Fourth Proportional to 269,882,241.63, 404,823,362.29 and 65,410,316.88

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Solution

The fourth proportional to 269,882,241.63, 404,823,362.29 and 65,410,316.88 is: 98,115,475.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,882,241.63 : 404,823,362.29 = 65,410,316.88 : x
  2. Step 2: Convert to fraction form
    269,882,241.63/404,823,362.29 = 65,410,316.88/x
  3. Step 3: Cross multiply
    269,882,241.63x = 404,823,362.29 × 65,410,316.88
  4. Step 4: Simplify right side
    269,882,241.63x = 26,479,624,406,134,332
  5. Step 5: Solve for x
    x = 26,479,624,406,134,332/269,882,241.63
  6. Step 6: Final answer
    x = 98,115,475.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.