Home / 31,419,780,513.18-43,359,285,655.08-17,146,608,171.36

Finding the Fourth Proportional to 31,419,780,513.18, 43,359,285,655.08 and 17,146,608,171.36

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Solution

The fourth proportional to 31,419,780,513.18, 43,359,285,655.08 and 17,146,608,171.36 is: 23,662,313,026.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,419,780,513.18 : 43,359,285,655.08 = 17,146,608,171.36 : x
  2. Step 2: Convert to fraction form
    31,419,780,513.18/43,359,285,655.08 = 17,146,608,171.36/x
  3. Step 3: Cross multiply
    31,419,780,513.18x = 43,359,285,655.08 × 17,146,608,171.36
  4. Step 4: Simplify right side
    31,419,780,513.18x = 743,464,681,717,727,232,000
  5. Step 5: Solve for x
    x = 743,464,681,717,727,232,000/31,419,780,513.18
  6. Step 6: Final answer
    x = 23,662,313,026.21

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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.