Home / 629,792,305.38-869,286,247.07-365,559,426.05

Finding the Fourth Proportional to 629,792,305.38, 869,286,247.07 and 365,559,426.05

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Solution

The fourth proportional to 629,792,305.38, 869,286,247.07 and 365,559,426.05 is: 504,572,346.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,792,305.38 : 869,286,247.07 = 365,559,426.05 : x
  2. Step 2: Convert to fraction form
    629,792,305.38/869,286,247.07 = 365,559,426.05/x
  3. Step 3: Cross multiply
    629,792,305.38x = 869,286,247.07 × 365,559,426.05
  4. Step 4: Simplify right side
    629,792,305.38x = 317,775,781,545,893,504
  5. Step 5: Solve for x
    x = 317,775,781,545,893,504/629,792,305.38
  6. Step 6: Final answer
    x = 504,572,346.84

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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.