Home / 122,812,857.60-184,219,286.40-31,936,446.60

Finding the Fourth Proportional to 122,812,857.60, 184,219,286.40 and 31,936,446.60

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Solution

The fourth proportional to 122,812,857.60, 184,219,286.40 and 31,936,446.60 is: 47,904,669.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,812,857.60 : 184,219,286.40 = 31,936,446.60 : x
  2. Step 2: Convert to fraction form
    122,812,857.60/184,219,286.40 = 31,936,446.60/x
  3. Step 3: Cross multiply
    122,812,857.60x = 184,219,286.40 × 31,936,446.60
  4. Step 4: Simplify right side
    122,812,857.60x = 5,883,309,402,803,707
  5. Step 5: Solve for x
    x = 5,883,309,402,803,707/122,812,857.60
  6. Step 6: Final answer
    x = 47,904,669.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.