Home / 1,665,447,150,859.40-2,297,471,217,835.20-1,087,721,843,457.90

Finding the Fourth Proportional to 1,665,447,150,859.40, 2,297,471,217,835.20 and 1,087,721,843,457.90

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Solution

The fourth proportional to 1,665,447,150,859.40, 2,297,471,217,835.20 and 1,087,721,843,457.90 is: 1,500,503,709,808.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,447,150,859.40 : 2,297,471,217,835.20 = 1,087,721,843,457.90 : x
  2. Step 2: Convert to fraction form
    1,665,447,150,859.40/2,297,471,217,835.20 = 1,087,721,843,457.90/x
  3. Step 3: Cross multiply
    1,665,447,150,859.40x = 2,297,471,217,835.20 × 1,087,721,843,457.90
  4. Step 4: Simplify right side
    1,665,447,150,859.40x = 2,499,009,628,355,170,486,190,080
  5. Step 5: Solve for x
    x = 2,499,009,628,355,170,486,190,080/1,665,447,150,859.40
  6. Step 6: Final answer
    x = 1,500,503,709,808.89

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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.