Home / 548,872,757,864.80-757,451,269,502.55-301,702,022,478.04

Finding the Fourth Proportional to 548,872,757,864.80, 757,451,269,502.55 and 301,702,022,478.04

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Solution

The fourth proportional to 548,872,757,864.80, 757,451,269,502.55 and 301,702,022,478.04 is: 416,352,563,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,872,757,864.80 : 757,451,269,502.55 = 301,702,022,478.04 : x
  2. Step 2: Convert to fraction form
    548,872,757,864.80/757,451,269,502.55 = 301,702,022,478.04/x
  3. Step 3: Cross multiply
    548,872,757,864.80x = 757,451,269,502.55 × 301,702,022,478.04
  4. Step 4: Simplify right side
    548,872,757,864.80x = 228,524,579,937,478,279,954,432
  5. Step 5: Solve for x
    x = 228,524,579,937,478,279,954,432/548,872,757,864.80
  6. Step 6: Final answer
    x = 416,352,563,800.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.