Home / 373,482,048.39-557,801,635.89-338,397,064.20

Finding the Fourth Proportional to 373,482,048.39, 557,801,635.89 and 338,397,064.20

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Solution

The fourth proportional to 373,482,048.39, 557,801,635.89 and 338,397,064.20 is: 505,401,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,482,048.39 : 557,801,635.89 = 338,397,064.20 : x
  2. Step 2: Convert to fraction form
    373,482,048.39/557,801,635.89 = 338,397,064.20/x
  3. Step 3: Cross multiply
    373,482,048.39x = 557,801,635.89 × 338,397,064.20
  4. Step 4: Simplify right side
    373,482,048.39x = 188,758,435,992,402,336
  5. Step 5: Solve for x
    x = 188,758,435,992,402,336/373,482,048.39
  6. Step 6: Final answer
    x = 505,401,629.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.