Home / 20,286,735,947.82-30,430,338,161.85-6,121,824,360.66

Finding the Fourth Proportional to 20,286,735,947.82, 30,430,338,161.85 and 6,121,824,360.66

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Solution

The fourth proportional to 20,286,735,947.82, 30,430,338,161.85 and 6,121,824,360.66 is: 9,182,807,226.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,286,735,947.82 : 30,430,338,161.85 = 6,121,824,360.66 : x
  2. Step 2: Convert to fraction form
    20,286,735,947.82/30,430,338,161.85 = 6,121,824,360.66/x
  3. Step 3: Cross multiply
    20,286,735,947.82x = 30,430,338,161.85 × 6,121,824,360.66
  4. Step 4: Simplify right side
    20,286,735,947.82x = 186,289,185,462,334,947,328
  5. Step 5: Solve for x
    x = 186,289,185,462,334,947,328/20,286,735,947.82
  6. Step 6: Final answer
    x = 9,182,807,226.43

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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.