Home / 801,913,085.38-1,106,620,305.48-444,678,888.05

Finding the Fourth Proportional to 801,913,085.38, 1,106,620,305.48 and 444,678,888.05

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Solution

The fourth proportional to 801,913,085.38, 1,106,620,305.48 and 444,678,888.05 is: 613,645,912.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,913,085.38 : 1,106,620,305.48 = 444,678,888.05 : x
  2. Step 2: Convert to fraction form
    801,913,085.38/1,106,620,305.48 = 444,678,888.05/x
  3. Step 3: Cross multiply
    801,913,085.38x = 1,106,620,305.48 × 444,678,888.05
  4. Step 4: Simplify right side
    801,913,085.38x = 492,090,686,933,014,464
  5. Step 5: Solve for x
    x = 492,090,686,933,014,464/801,913,085.38
  6. Step 6: Final answer
    x = 613,645,912.39

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Double scale
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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.