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Finding the Fourth Proportional to 622,353,203.10, 933,529,804.65 and 586,640,367.90

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Solution

The fourth proportional to 622,353,203.10, 933,529,804.65 and 586,640,367.90 is: 879,960,551.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,353,203.10 : 933,529,804.65 = 586,640,367.90 : x
  2. Step 2: Convert to fraction form
    622,353,203.10/933,529,804.65 = 586,640,367.90/x
  3. Step 3: Cross multiply
    622,353,203.10x = 933,529,804.65 × 586,640,367.90
  4. Step 4: Simplify right side
    622,353,203.10x = 547,646,268,045,491,072
  5. Step 5: Solve for x
    x = 547,646,268,045,491,072/622,353,203.10
  6. Step 6: Final answer
    x = 879,960,551.85

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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.