Home / 251,007,310.80-376,510,966.20-177,827,885.10

Finding the Fourth Proportional to 251,007,310.80, 376,510,966.20 and 177,827,885.10

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Solution

The fourth proportional to 251,007,310.80, 376,510,966.20 and 177,827,885.10 is: 266,741,827.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,007,310.80 : 376,510,966.20 = 177,827,885.10 : x
  2. Step 2: Convert to fraction form
    251,007,310.80/376,510,966.20 = 177,827,885.10/x
  3. Step 3: Cross multiply
    251,007,310.80x = 376,510,966.20 × 177,827,885.10
  4. Step 4: Simplify right side
    251,007,310.80x = 66,954,148,836,303,576
  5. Step 5: Solve for x
    x = 66,954,148,836,303,576/251,007,310.80
  6. Step 6: Final answer
    x = 266,741,827.65

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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.