Home / 756,237,961.80-1,134,356,942.70-627,097,798.80

Finding the Fourth Proportional to 756,237,961.80, 1,134,356,942.70 and 627,097,798.80

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Solution

The fourth proportional to 756,237,961.80, 1,134,356,942.70 and 627,097,798.80 is: 940,646,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,237,961.80 : 1,134,356,942.70 = 627,097,798.80 : x
  2. Step 2: Convert to fraction form
    756,237,961.80/1,134,356,942.70 = 627,097,798.80/x
  3. Step 3: Cross multiply
    756,237,961.80x = 1,134,356,942.70 × 627,097,798.80
  4. Step 4: Simplify right side
    756,237,961.80x = 711,352,741,820,667,648
  5. Step 5: Solve for x
    x = 711,352,741,820,667,648/756,237,961.80
  6. Step 6: Final answer
    x = 940,646,698.20

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Double scale
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Similar ratio
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1.5x scale

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.