Home / 789,482,558.40-1,184,904,082.44-547,315,523.52

Finding the Fourth Proportional to 789,482,558.40, 1,184,904,082.44 and 547,315,523.52

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Solution

The fourth proportional to 789,482,558.40, 1,184,904,082.44 and 547,315,523.52 is: 821,444,870.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,482,558.40 : 1,184,904,082.44 = 547,315,523.52 : x
  2. Step 2: Convert to fraction form
    789,482,558.40/1,184,904,082.44 = 547,315,523.52/x
  3. Step 3: Cross multiply
    789,482,558.40x = 1,184,904,082.44 × 547,315,523.52
  4. Step 4: Simplify right side
    789,482,558.40x = 648,516,398,201,633,792
  5. Step 5: Solve for x
    x = 648,516,398,201,633,792/789,482,558.40
  6. Step 6: Final answer
    x = 821,444,870.82

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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.