Home / 1,283,872,230.78-1,926,467,277.24-611,588,664.30

Finding the Fourth Proportional to 1,283,872,230.78, 1,926,467,277.24 and 611,588,664.30

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Solution

The fourth proportional to 1,283,872,230.78, 1,926,467,277.24 and 611,588,664.30 is: 917,696,886.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,872,230.78 : 1,926,467,277.24 = 611,588,664.30 : x
  2. Step 2: Convert to fraction form
    1,283,872,230.78/1,926,467,277.24 = 611,588,664.30/x
  3. Step 3: Cross multiply
    1,283,872,230.78x = 1,926,467,277.24 × 611,588,664.30
  4. Step 4: Simplify right side
    1,283,872,230.78x = 1,178,205,548,904,869,376
  5. Step 5: Solve for x
    x = 1,178,205,548,904,869,376/1,283,872,230.78
  6. Step 6: Final answer
    x = 917,696,886.54

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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.