Home / 139,060,906.72-191,939,327.04-95,025,729.76

Finding the Fourth Proportional to 139,060,906.72, 191,939,327.04 and 95,025,729.76

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Solution

The fourth proportional to 139,060,906.72, 191,939,327.04 and 95,025,729.76 is: 131,159,612.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,060,906.72 : 191,939,327.04 = 95,025,729.76 : x
  2. Step 2: Convert to fraction form
    139,060,906.72/191,939,327.04 = 95,025,729.76/x
  3. Step 3: Cross multiply
    139,060,906.72x = 191,939,327.04 × 95,025,729.76
  4. Step 4: Simplify right side
    139,060,906.72x = 18,239,174,621,619,300
  5. Step 5: Solve for x
    x = 18,239,174,621,619,300/139,060,906.72
  6. Step 6: Final answer
    x = 131,159,612.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.