Home / 166,633,772.64-248,937,261.16-107,862,667.44

Finding the Fourth Proportional to 166,633,772.64, 248,937,261.16 and 107,862,667.44

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Solution

The fourth proportional to 166,633,772.64, 248,937,261.16 and 107,862,667.44 is: 161,138,024.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,633,772.64 : 248,937,261.16 = 107,862,667.44 : x
  2. Step 2: Convert to fraction form
    166,633,772.64/248,937,261.16 = 107,862,667.44/x
  3. Step 3: Cross multiply
    166,633,772.64x = 248,937,261.16 × 107,862,667.44
  4. Step 4: Simplify right side
    166,633,772.64x = 26,851,037,013,925,508
  5. Step 5: Solve for x
    x = 26,851,037,013,925,508/166,633,772.64
  6. Step 6: Final answer
    x = 161,138,024.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.