Home / 789,482,558.65-1,184,904,082.82-547,315,523.77

Finding the Fourth Proportional to 789,482,558.65, 1,184,904,082.82 and 547,315,523.77

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Solution

The fourth proportional to 789,482,558.65, 1,184,904,082.82 and 547,315,523.77 is: 821,444,871.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,482,558.65 : 1,184,904,082.82 = 547,315,523.77 : x
  2. Step 2: Convert to fraction form
    789,482,558.65/1,184,904,082.82 = 547,315,523.77/x
  3. Step 3: Cross multiply
    789,482,558.65x = 1,184,904,082.82 × 547,315,523.77
  4. Step 4: Simplify right side
    789,482,558.65x = 648,516,398,703,103,232
  5. Step 5: Solve for x
    x = 648,516,398,703,103,232/789,482,558.65
  6. Step 6: Final answer
    x = 821,444,871.20

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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.