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Finding the Third Proportional to 90,535,342 and 143,594,673

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Solution

The third proportional to 90,535,342 and 143,594,673 is: 227,750,065.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,535,342 : 143,594,673 = 143,594,673 : x
  2. Step 2: Convert to fraction form
    90,535,342/143,594,673 = 143,594,673/x
  3. Step 3: Cross multiply
    90,535,342x = 143,594,673 × 143,594,673
  4. Step 4: Simplify right side
    90,535,342x = 20,619,430,113,976,928
  5. Step 5: Solve for x
    x = 20,619,430,113,976,928/90,535,342
  6. Step 6: Final answer
    x = 227,750,065.98

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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.