Home / 13,726,111,339.22-18,940,517,897.90-7,703,235,286.34

Finding the Fourth Proportional to 13,726,111,339.22, 18,940,517,897.90 and 7,703,235,286.34

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Solution

The fourth proportional to 13,726,111,339.22, 18,940,517,897.90 and 7,703,235,286.34 is: 10,629,614,040.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,726,111,339.22 : 18,940,517,897.90 = 7,703,235,286.34 : x
  2. Step 2: Convert to fraction form
    13,726,111,339.22/18,940,517,897.90 = 7,703,235,286.34/x
  3. Step 3: Cross multiply
    13,726,111,339.22x = 18,940,517,897.90 × 7,703,235,286.34
  4. Step 4: Simplify right side
    13,726,111,339.22x = 145,903,265,812,657,618,944
  5. Step 5: Solve for x
    x = 145,903,265,812,657,618,944/13,726,111,339.22
  6. Step 6: Final answer
    x = 10,629,614,040.49

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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.