Home / 1,185,124,354.56-1,780,418,707.20-1,136,147,581.44

Finding the Fourth Proportional to 1,185,124,354.56, 1,780,418,707.20 and 1,136,147,581.44

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Solution

The fourth proportional to 1,185,124,354.56, 1,780,418,707.20 and 1,136,147,581.44 is: 1,706,840,636.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,124,354.56 : 1,780,418,707.20 = 1,136,147,581.44 : x
  2. Step 2: Convert to fraction form
    1,185,124,354.56/1,780,418,707.20 = 1,136,147,581.44/x
  3. Step 3: Cross multiply
    1,185,124,354.56x = 1,780,418,707.20 × 1,136,147,581.44
  4. Step 4: Simplify right side
    1,185,124,354.56x = 2,022,818,408,135,811,584
  5. Step 5: Solve for x
    x = 2,022,818,408,135,811,584/1,185,124,354.56
  6. Step 6: Final answer
    x = 1,706,840,636.89

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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.