Home / 126,232,295.86-189,184,204.78-51,362,274.22

Finding the Fourth Proportional to 126,232,295.86, 189,184,204.78 and 51,362,274.22

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Solution

The fourth proportional to 126,232,295.86, 189,184,204.78 and 51,362,274.22 is: 76,976,584.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,232,295.86 : 189,184,204.78 = 51,362,274.22 : x
  2. Step 2: Convert to fraction form
    126,232,295.86/189,184,204.78 = 51,362,274.22/x
  3. Step 3: Cross multiply
    126,232,295.86x = 189,184,204.78 × 51,362,274.22
  4. Step 4: Simplify right side
    126,232,295.86x = 9,716,931,003,690,286
  5. Step 5: Solve for x
    x = 9,716,931,003,690,286/126,232,295.86
  6. Step 6: Final answer
    x = 76,976,584.62

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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.