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Finding the Third Proportional to 66,332,594 and 143,530,168

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Solution

The third proportional to 66,332,594 and 143,530,168 is: 310,569,930.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,332,594 : 143,530,168 = 143,530,168 : x
  2. Step 2: Convert to fraction form
    66,332,594/143,530,168 = 143,530,168/x
  3. Step 3: Cross multiply
    66,332,594x = 143,530,168 × 143,530,168
  4. Step 4: Simplify right side
    66,332,594x = 20,600,909,126,108,224
  5. Step 5: Solve for x
    x = 20,600,909,126,108,224/66,332,594
  6. Step 6: Final answer
    x = 310,569,930.77

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.