Home / 407,976,599.88-563,098,578.84-259,268,724.60

Finding the Fourth Proportional to 407,976,599.88, 563,098,578.84 and 259,268,724.60

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Solution

The fourth proportional to 407,976,599.88, 563,098,578.84 and 259,268,724.60 is: 357,848,588.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,976,599.88 : 563,098,578.84 = 259,268,724.60 : x
  2. Step 2: Convert to fraction form
    407,976,599.88/563,098,578.84 = 259,268,724.60/x
  3. Step 3: Cross multiply
    407,976,599.88x = 563,098,578.84 × 259,268,724.60
  4. Step 4: Simplify right side
    407,976,599.88x = 145,993,850,359,919,360
  5. Step 5: Solve for x
    x = 145,993,850,359,919,360/407,976,599.88
  6. Step 6: Final answer
    x = 357,848,588.38

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1.5x scale

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.