Home / 1,111,494,273.75-1,667,750,549.49-481,419,045.72

Finding the Fourth Proportional to 1,111,494,273.75, 1,667,750,549.49 and 481,419,045.72

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Solution

The fourth proportional to 1,111,494,273.75, 1,667,750,549.49 and 481,419,045.72 is: 722,349,090.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,494,273.75 : 1,667,750,549.49 = 481,419,045.72 : x
  2. Step 2: Convert to fraction form
    1,111,494,273.75/1,667,750,549.49 = 481,419,045.72/x
  3. Step 3: Cross multiply
    1,111,494,273.75x = 1,667,750,549.49 × 481,419,045.72
  4. Step 4: Simplify right side
    1,111,494,273.75x = 802,886,878,034,481,536
  5. Step 5: Solve for x
    x = 802,886,878,034,481,536/1,111,494,273.75
  6. Step 6: Final answer
    x = 722,349,090.77

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Double scale
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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.