Home / 850,339,724.40-1,275,509,601.12-204,107,468.40

Finding the Fourth Proportional to 850,339,724.40, 1,275,509,601.12 and 204,107,468.40

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Solution

The fourth proportional to 850,339,724.40, 1,275,509,601.12 and 204,107,468.40 is: 306,161,206.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,339,724.40 : 1,275,509,601.12 = 204,107,468.40 : x
  2. Step 2: Convert to fraction form
    850,339,724.40/1,275,509,601.12 = 204,107,468.40/x
  3. Step 3: Cross multiply
    850,339,724.40x = 1,275,509,601.12 × 204,107,468.40
  4. Step 4: Simplify right side
    850,339,724.40x = 260,341,035,604,496,992
  5. Step 5: Solve for x
    x = 260,341,035,604,496,992/850,339,724.40
  6. Step 6: Final answer
    x = 306,161,206.09

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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.