Home / 710,014,226.62-979,800,837.44-396,751,014.76

Finding the Fourth Proportional to 710,014,226.62, 979,800,837.44 and 396,751,014.76

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Solution

The fourth proportional to 710,014,226.62, 979,800,837.44 and 396,751,014.76 is: 547,505,897.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,014,226.62 : 979,800,837.44 = 396,751,014.76 : x
  2. Step 2: Convert to fraction form
    710,014,226.62/979,800,837.44 = 396,751,014.76/x
  3. Step 3: Cross multiply
    710,014,226.62x = 979,800,837.44 × 396,751,014.76
  4. Step 4: Simplify right side
    710,014,226.62x = 388,736,976,518,480,640
  5. Step 5: Solve for x
    x = 388,736,976,518,480,640/710,014,226.62
  6. Step 6: Final answer
    x = 547,505,897.69

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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.