Home / 492,641,314.92-679,846,816.17-266,580,300.60

Finding the Fourth Proportional to 492,641,314.92, 679,846,816.17 and 266,580,300.60

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Solution

The fourth proportional to 492,641,314.92, 679,846,816.17 and 266,580,300.60 is: 367,881,789.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,641,314.92 : 679,846,816.17 = 266,580,300.60 : x
  2. Step 2: Convert to fraction form
    492,641,314.92/679,846,816.17 = 266,580,300.60/x
  3. Step 3: Cross multiply
    492,641,314.92x = 679,846,816.17 × 266,580,300.60
  4. Step 4: Simplify right side
    492,641,314.92x = 181,233,768,616,551,520
  5. Step 5: Solve for x
    x = 181,233,768,616,551,520/492,641,314.92
  6. Step 6: Final answer
    x = 367,881,789.71

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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.