Home / 8,748,619,830.73-12,071,796,621.44-5,313,530,589.58

Finding the Fourth Proportional to 8,748,619,830.73, 12,071,796,621.44 and 5,313,530,589.58

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Solution

The fourth proportional to 8,748,619,830.73, 12,071,796,621.44 and 5,313,530,589.58 is: 7,331,883,412.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,619,830.73 : 12,071,796,621.44 = 5,313,530,589.58 : x
  2. Step 2: Convert to fraction form
    8,748,619,830.73/12,071,796,621.44 = 5,313,530,589.58/x
  3. Step 3: Cross multiply
    8,748,619,830.73x = 12,071,796,621.44 × 5,313,530,589.58
  4. Step 4: Simplify right side
    8,748,619,830.73x = 64,143,860,619,229,732,864
  5. Step 5: Solve for x
    x = 64,143,860,619,229,732,864/8,748,619,830.73
  6. Step 6: Final answer
    x = 7,331,883,412.50

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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.