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Finding the Third Proportional to 130,937,353.50 and 218,220,120

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Solution

The third proportional to 130,937,353.50 and 218,220,120 is: 363,685,529.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,937,353.50 : 218,220,120 = 218,220,120 : x
  2. Step 2: Convert to fraction form
    130,937,353.50/218,220,120 = 218,220,120/x
  3. Step 3: Cross multiply
    130,937,353.50x = 218,220,120 × 218,220,120
  4. Step 4: Simplify right side
    130,937,353.50x = 47,620,020,772,814,400
  5. Step 5: Solve for x
    x = 47,620,020,772,814,400/130,937,353.50
  6. Step 6: Final answer
    x = 363,685,529.76

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.