Home / 12,689,253,562.70-17,510,117,399.70-6,973,237,433.54

Finding the Fourth Proportional to 12,689,253,562.70, 17,510,117,399.70 and 6,973,237,433.54

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Solution

The fourth proportional to 12,689,253,562.70, 17,510,117,399.70 and 6,973,237,433.54 is: 9,622,489,259.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,689,253,562.70 : 17,510,117,399.70 = 6,973,237,433.54 : x
  2. Step 2: Convert to fraction form
    12,689,253,562.70/17,510,117,399.70 = 6,973,237,433.54/x
  3. Step 3: Cross multiply
    12,689,253,562.70x = 17,510,117,399.70 × 6,973,237,433.54
  4. Step 4: Simplify right side
    12,689,253,562.70x = 122,102,206,117,268,127,744
  5. Step 5: Solve for x
    x = 122,102,206,117,268,127,744/12,689,253,562.70
  6. Step 6: Final answer
    x = 9,622,489,259.43

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Double scale
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1.5x scale

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.