Home / 13,611,905,947.80-20,417,858,921.70-3,272,189,851.80

Finding the Fourth Proportional to 13,611,905,947.80, 20,417,858,921.70 and 3,272,189,851.80

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Solution

The fourth proportional to 13,611,905,947.80, 20,417,858,921.70 and 3,272,189,851.80 is: 4,908,284,777.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,611,905,947.80 : 20,417,858,921.70 = 3,272,189,851.80 : x
  2. Step 2: Convert to fraction form
    13,611,905,947.80/20,417,858,921.70 = 3,272,189,851.80/x
  3. Step 3: Cross multiply
    13,611,905,947.80x = 20,417,858,921.70 × 3,272,189,851.80
  4. Step 4: Simplify right side
    13,611,905,947.80x = 66,811,110,759,070,834,688
  5. Step 5: Solve for x
    x = 66,811,110,759,070,834,688/13,611,905,947.80
  6. Step 6: Final answer
    x = 4,908,284,777.70

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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.