Home / 850,321,366.24-1,173,468,355.76-497,864,380.64

Finding the Fourth Proportional to 850,321,366.24, 1,173,468,355.76 and 497,864,380.64

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Solution

The fourth proportional to 850,321,366.24, 1,173,468,355.76 and 497,864,380.64 is: 687,067,406.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,321,366.24 : 1,173,468,355.76 = 497,864,380.64 : x
  2. Step 2: Convert to fraction form
    850,321,366.24/1,173,468,355.76 = 497,864,380.64/x
  3. Step 3: Cross multiply
    850,321,366.24x = 1,173,468,355.76 × 497,864,380.64
  4. Step 4: Simplify right side
    850,321,366.24x = 584,228,096,141,091,584
  5. Step 5: Solve for x
    x = 584,228,096,141,091,584/850,321,366.24
  6. Step 6: Final answer
    x = 687,067,406.91

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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.