Home / 522,372,669.17-783,903,766.39-276,901,685.30

Finding the Fourth Proportional to 522,372,669.17, 783,903,766.39 and 276,901,685.30

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Solution

The fourth proportional to 522,372,669.17, 783,903,766.39 and 276,901,685.30 is: 415,535,281.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,372,669.17 : 783,903,766.39 = 276,901,685.30 : x
  2. Step 2: Convert to fraction form
    522,372,669.17/783,903,766.39 = 276,901,685.30/x
  3. Step 3: Cross multiply
    522,372,669.17x = 783,903,766.39 × 276,901,685.30
  4. Step 4: Simplify right side
    522,372,669.17x = 217,064,274,027,676,032
  5. Step 5: Solve for x
    x = 217,064,274,027,676,032/522,372,669.17
  6. Step 6: Final answer
    x = 415,535,281.31

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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.