Home / 117,507,471.20-176,277,795.60-36,720,015.20

Finding the Fourth Proportional to 117,507,471.20, 176,277,795.60 and 36,720,015.20

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Solution

The fourth proportional to 117,507,471.20, 176,277,795.60 and 36,720,015.20 is: 55,085,206.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,507,471.20 : 176,277,795.60 = 36,720,015.20 : x
  2. Step 2: Convert to fraction form
    117,507,471.20/176,277,795.60 = 36,720,015.20/x
  3. Step 3: Cross multiply
    117,507,471.20x = 176,277,795.60 × 36,720,015.20
  4. Step 4: Simplify right side
    117,507,471.20x = 6,472,923,333,854,493
  5. Step 5: Solve for x
    x = 6,472,923,333,854,493/117,507,471.20
  6. Step 6: Final answer
    x = 55,085,206.65

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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.