Home / 3,222,781,918.46-4,834,171,739.88-861,881,516.84

Finding the Fourth Proportional to 3,222,781,918.46, 4,834,171,739.88 and 861,881,516.84

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Solution

The fourth proportional to 3,222,781,918.46, 4,834,171,739.88 and 861,881,516.84 is: 1,292,821,970.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222,781,918.46 : 4,834,171,739.88 = 861,881,516.84 : x
  2. Step 2: Convert to fraction form
    3,222,781,918.46/4,834,171,739.88 = 861,881,516.84/x
  3. Step 3: Cross multiply
    3,222,781,918.46x = 4,834,171,739.88 × 861,881,516.84
  4. Step 4: Simplify right side
    3,222,781,918.46x = 4,166,483,271,808,665,600
  5. Step 5: Solve for x
    x = 4,166,483,271,808,665,600/3,222,781,918.46
  6. Step 6: Final answer
    x = 1,292,821,970.97

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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.