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Finding the Third Proportional to 90,535,540 and 143,594,972

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Solution

The third proportional to 90,535,540 and 143,594,972 is: 227,750,516.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,535,540 : 143,594,972 = 143,594,972 : x
  2. Step 2: Convert to fraction form
    90,535,540/143,594,972 = 143,594,972/x
  3. Step 3: Cross multiply
    90,535,540x = 143,594,972 × 143,594,972
  4. Step 4: Simplify right side
    90,535,540x = 20,619,515,983,680,784
  5. Step 5: Solve for x
    x = 20,619,515,983,680,784/90,535,540
  6. Step 6: Final answer
    x = 227,750,516.36

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.