Home / 185,079,961.60-255,410,371.20-102,579,072.64

Finding the Fourth Proportional to 185,079,961.60, 255,410,371.20 and 102,579,072.64

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Solution

The fourth proportional to 185,079,961.60, 255,410,371.20 and 102,579,072.64 is: 141,559,133.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,079,961.60 : 255,410,371.20 = 102,579,072.64 : x
  2. Step 2: Convert to fraction form
    185,079,961.60/255,410,371.20 = 102,579,072.64/x
  3. Step 3: Cross multiply
    185,079,961.60x = 255,410,371.20 × 102,579,072.64
  4. Step 4: Simplify right side
    185,079,961.60x = 26,199,759,020,334,164
  5. Step 5: Solve for x
    x = 26,199,759,020,334,164/185,079,961.60
  6. Step 6: Final answer
    x = 141,559,133.65

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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.