Home / 185,079,977.60-255,410,393.28-102,579,088.64

Finding the Fourth Proportional to 185,079,977.60, 255,410,393.28 and 102,579,088.64

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Solution

The fourth proportional to 185,079,977.60, 255,410,393.28 and 102,579,088.64 is: 141,559,155.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,079,977.60 : 255,410,393.28 = 102,579,088.64 : x
  2. Step 2: Convert to fraction form
    185,079,977.60/255,410,393.28 = 102,579,088.64/x
  3. Step 3: Cross multiply
    185,079,977.60x = 255,410,393.28 × 102,579,088.64
  4. Step 4: Simplify right side
    185,079,977.60x = 26,199,765,371,846,380
  5. Step 5: Solve for x
    x = 26,199,765,371,846,380/185,079,977.60
  6. Step 6: Final answer
    x = 141,559,155.73

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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.