Home / 492,368,205.48-738,497,724.60-123,903,257.40

Finding the Fourth Proportional to 492,368,205.48, 738,497,724.60 and 123,903,257.40

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Solution

The fourth proportional to 492,368,205.48, 738,497,724.60 and 123,903,257.40 is: 185,841,150.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,368,205.48 : 738,497,724.60 = 123,903,257.40 : x
  2. Step 2: Convert to fraction form
    492,368,205.48/738,497,724.60 = 123,903,257.40/x
  3. Step 3: Cross multiply
    492,368,205.48x = 738,497,724.60 × 123,903,257.40
  4. Step 4: Simplify right side
    492,368,205.48x = 91,502,273,660,428,112
  5. Step 5: Solve for x
    x = 91,502,273,660,428,112/492,368,205.48
  6. Step 6: Final answer
    x = 185,841,150.27

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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.