Home / 13,312,789,599.24-18,372,227,146.17-7,372,342,101.24

Finding the Fourth Proportional to 13,312,789,599.24, 18,372,227,146.17 and 7,372,342,101.24

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Solution

The fourth proportional to 13,312,789,599.24, 18,372,227,146.17 and 7,372,342,101.24 is: 10,174,151,906.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,312,789,599.24 : 18,372,227,146.17 = 7,372,342,101.24 : x
  2. Step 2: Convert to fraction form
    13,312,789,599.24/18,372,227,146.17 = 7,372,342,101.24/x
  3. Step 3: Cross multiply
    13,312,789,599.24x = 18,372,227,146.17 × 7,372,342,101.24
  4. Step 4: Simplify right side
    13,312,789,599.24x = 135,446,343,683,253,485,568
  5. Step 5: Solve for x
    x = 135,446,343,683,253,485,568/13,312,789,599.24
  6. Step 6: Final answer
    x = 10,174,151,906.60

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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.