Home / 3,186,875,217.47-4,780,321,794.33-1,222,330,487.84

Finding the Fourth Proportional to 3,186,875,217.47, 4,780,321,794.33 and 1,222,330,487.84

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Solution

The fourth proportional to 3,186,875,217.47, 4,780,321,794.33 and 1,222,330,487.84 is: 1,833,499,171.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,875,217.47 : 4,780,321,794.33 = 1,222,330,487.84 : x
  2. Step 2: Convert to fraction form
    3,186,875,217.47/4,780,321,794.33 = 1,222,330,487.84/x
  3. Step 3: Cross multiply
    3,186,875,217.47x = 4,780,321,794.33 × 1,222,330,487.84
  4. Step 4: Simplify right side
    3,186,875,217.47x = 5,843,133,070,895,572,992
  5. Step 5: Solve for x
    x = 5,843,133,070,895,572,992/3,186,875,217.47
  6. Step 6: Final answer
    x = 1,833,499,171.50

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Double scale
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1.5x scale

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.