Home / 3,861,881,371.08-5,329,957,871.70-2,168,526,112.20

Finding the Fourth Proportional to 3,861,881,371.08, 5,329,957,871.70 and 2,168,526,112.20

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Solution

The fourth proportional to 3,861,881,371.08, 5,329,957,871.70 and 2,168,526,112.20 is: 2,992,881,373.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861,881,371.08 : 5,329,957,871.70 = 2,168,526,112.20 : x
  2. Step 2: Convert to fraction form
    3,861,881,371.08/5,329,957,871.70 = 2,168,526,112.20/x
  3. Step 3: Cross multiply
    3,861,881,371.08x = 5,329,957,871.70 × 2,168,526,112.20
  4. Step 4: Simplify right side
    3,861,881,371.08x = 11,558,152,821,707,386,880
  5. Step 5: Solve for x
    x = 11,558,152,821,707,386,880/3,861,881,371.08
  6. Step 6: Final answer
    x = 2,992,881,373.38

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Double scale
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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.