Home / 3,186,875,214.91-4,780,321,790.48-1,222,330,485.27

Finding the Fourth Proportional to 3,186,875,214.91, 4,780,321,790.48 and 1,222,330,485.27

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Solution

The fourth proportional to 3,186,875,214.91, 4,780,321,790.48 and 1,222,330,485.27 is: 1,833,499,167.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,875,214.91 : 4,780,321,790.48 = 1,222,330,485.27 : x
  2. Step 2: Convert to fraction form
    3,186,875,214.91/4,780,321,790.48 = 1,222,330,485.27/x
  3. Step 3: Cross multiply
    3,186,875,214.91x = 4,780,321,790.48 × 1,222,330,485.27
  4. Step 4: Simplify right side
    3,186,875,214.91x = 5,843,133,053,927,838,720
  5. Step 5: Solve for x
    x = 5,843,133,053,927,838,720/3,186,875,214.91
  6. Step 6: Final answer
    x = 1,833,499,167.64

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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.