Home / 142,291,491,338.82-213,429,380,666.41-104,041,910,452.95

Finding the Fourth Proportional to 142,291,491,338.82, 213,429,380,666.41 and 104,041,910,452.95

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Solution

The fourth proportional to 142,291,491,338.82, 213,429,380,666.41 and 104,041,910,452.95 is: 156,057,121,212.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,291,491,338.82 : 213,429,380,666.41 = 104,041,910,452.95 : x
  2. Step 2: Convert to fraction form
    142,291,491,338.82/213,429,380,666.41 = 104,041,910,452.95/x
  3. Step 3: Cross multiply
    142,291,491,338.82x = 213,429,380,666.41 × 104,041,910,452.95
  4. Step 4: Simplify right side
    142,291,491,338.82x = 22,205,600,511,323,208,155,136
  5. Step 5: Solve for x
    x = 22,205,600,511,323,208,155,136/142,291,491,338.82
  6. Step 6: Final answer
    x = 156,057,121,212.17

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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.