Home / 1,665,447,150,861.40-2,297,471,217,837.80-1,087,721,843,459.90

Finding the Fourth Proportional to 1,665,447,150,861.40, 2,297,471,217,837.80 and 1,087,721,843,459.90

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Solution

The fourth proportional to 1,665,447,150,861.40, 2,297,471,217,837.80 and 1,087,721,843,459.90 is: 1,500,503,709,811.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,447,150,861.40 : 2,297,471,217,837.80 = 1,087,721,843,459.90 : x
  2. Step 2: Convert to fraction form
    1,665,447,150,861.40/2,297,471,217,837.80 = 1,087,721,843,459.90/x
  3. Step 3: Cross multiply
    1,665,447,150,861.40x = 2,297,471,217,837.80 × 1,087,721,843,459.90
  4. Step 4: Simplify right side
    1,665,447,150,861.40x = 2,499,009,628,362,593,263,419,392
  5. Step 5: Solve for x
    x = 2,499,009,628,362,593,263,419,392/1,665,447,150,861.40
  6. Step 6: Final answer
    x = 1,500,503,709,811.54

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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.