Home / 456,252,017.60-683,874,141.60-251,926,731.20

Finding the Fourth Proportional to 456,252,017.60, 683,874,141.60 and 251,926,731.20

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Solution

The fourth proportional to 456,252,017.60, 683,874,141.60 and 251,926,731.20 is: 377,611,868.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,252,017.60 : 683,874,141.60 = 251,926,731.20 : x
  2. Step 2: Convert to fraction form
    456,252,017.60/683,874,141.60 = 251,926,731.20/x
  3. Step 3: Cross multiply
    456,252,017.60x = 683,874,141.60 × 251,926,731.20
  4. Step 4: Simplify right side
    456,252,017.60x = 172,286,177,045,493,920
  5. Step 5: Solve for x
    x = 172,286,177,045,493,920/456,252,017.60
  6. Step 6: Final answer
    x = 377,611,868.88

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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.