Home / 307,425,999.70-461,138,999.55-277,771,591.90

Finding the Fourth Proportional to 307,425,999.70, 461,138,999.55 and 277,771,591.90

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Solution

The fourth proportional to 307,425,999.70, 461,138,999.55 and 277,771,591.90 is: 416,657,387.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,425,999.70 : 461,138,999.55 = 277,771,591.90 : x
  2. Step 2: Convert to fraction form
    307,425,999.70/461,138,999.55 = 277,771,591.90/x
  3. Step 3: Cross multiply
    307,425,999.70x = 461,138,999.55 × 277,771,591.90
  4. Step 4: Simplify right side
    307,425,999.70x = 128,091,313,992,176,880
  5. Step 5: Solve for x
    x = 128,091,313,992,176,880/307,425,999.70
  6. Step 6: Final answer
    x = 416,657,387.85

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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.