Home / 539,006,679.30-806,998,364.55-523,890,135.30

Finding the Fourth Proportional to 539,006,679.30, 806,998,364.55 and 523,890,135.30

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Solution

The fourth proportional to 539,006,679.30, 806,998,364.55 and 523,890,135.30 is: 784,365,943.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,006,679.30 : 806,998,364.55 = 523,890,135.30 : x
  2. Step 2: Convert to fraction form
    539,006,679.30/806,998,364.55 = 523,890,135.30/x
  3. Step 3: Cross multiply
    539,006,679.30x = 806,998,364.55 × 523,890,135.30
  4. Step 4: Simplify right side
    539,006,679.30x = 422,778,482,390,978,240
  5. Step 5: Solve for x
    x = 422,778,482,390,978,240/539,006,679.30
  6. Step 6: Final answer
    x = 784,365,943.18

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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.