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Finding the Fourth Proportional to 159,463,207.40, 223,399,655.80 and 159,463,207.40

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Solution

The fourth proportional to 159,463,207.40, 223,399,655.80 and 159,463,207.40 is: 223,399,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,463,207.40 : 223,399,655.80 = 159,463,207.40 : x
  2. Step 2: Convert to fraction form
    159,463,207.40/223,399,655.80 = 159,463,207.40/x
  3. Step 3: Cross multiply
    159,463,207.40x = 223,399,655.80 × 159,463,207.40
  4. Step 4: Simplify right side
    159,463,207.40x = 35,624,025,645,924,016
  5. Step 5: Solve for x
    x = 35,624,025,645,924,016/159,463,207.40
  6. Step 6: Final answer
    x = 223,399,655.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.