Home / 203,185,080.02-280,418,671.28-113,901,138.87

Finding the Fourth Proportional to 203,185,080.02, 280,418,671.28 and 113,901,138.87

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Solution

The fourth proportional to 203,185,080.02, 280,418,671.28 and 113,901,138.87 is: 157,196,611.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,185,080.02 : 280,418,671.28 = 113,901,138.87 : x
  2. Step 2: Convert to fraction form
    203,185,080.02/280,418,671.28 = 113,901,138.87/x
  3. Step 3: Cross multiply
    203,185,080.02x = 280,418,671.28 × 113,901,138.87
  4. Step 4: Simplify right side
    203,185,080.02x = 31,940,006,019,686,224
  5. Step 5: Solve for x
    x = 31,940,006,019,686,224/203,185,080.02
  6. Step 6: Final answer
    x = 157,196,611.18

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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.