Home / 50,438,388,998.40-75,664,749,859.20-15,538,208,006.40

Finding the Fourth Proportional to 50,438,388,998.40, 75,664,749,859.20 and 15,538,208,006.40

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Solution

The fourth proportional to 50,438,388,998.40, 75,664,749,859.20 and 15,538,208,006.40 is: 23,309,519,701.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,438,388,998.40 : 75,664,749,859.20 = 15,538,208,006.40 : x
  2. Step 2: Convert to fraction form
    50,438,388,998.40/75,664,749,859.20 = 15,538,208,006.40/x
  3. Step 3: Cross multiply
    50,438,388,998.40x = 75,664,749,859.20 × 15,538,208,006.40
  4. Step 4: Simplify right side
    50,438,388,998.40x = 1,175,694,622,064,474,587,136
  5. Step 5: Solve for x
    x = 1,175,694,622,064,474,587,136/50,438,388,998.40
  6. Step 6: Final answer
    x = 23,309,519,701.39

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1.5x scale

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.