Home / 402,184,698.43-603,278,974.39-122,068,046.25

Finding the Fourth Proportional to 402,184,698.43, 603,278,974.39 and 122,068,046.25

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Solution

The fourth proportional to 402,184,698.43, 603,278,974.39 and 122,068,046.25 is: 183,102,654.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,184,698.43 : 603,278,974.39 = 122,068,046.25 : x
  2. Step 2: Convert to fraction form
    402,184,698.43/603,278,974.39 = 122,068,046.25/x
  3. Step 3: Cross multiply
    402,184,698.43x = 603,278,974.39 × 122,068,046.25
  4. Step 4: Simplify right side
    402,184,698.43x = 73,641,085,749,444,880
  5. Step 5: Solve for x
    x = 73,641,085,749,444,880/402,184,698.43
  6. Step 6: Final answer
    x = 183,102,654.17

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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.