Home / 142,291,491,323.21-213,429,380,642.98-104,041,910,437.35

Finding the Fourth Proportional to 142,291,491,323.21, 213,429,380,642.98 and 104,041,910,437.35

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Solution

The fourth proportional to 142,291,491,323.21, 213,429,380,642.98 and 104,041,910,437.35 is: 156,057,121,188.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,291,491,323.21 : 213,429,380,642.98 = 104,041,910,437.35 : x
  2. Step 2: Convert to fraction form
    142,291,491,323.21/213,429,380,642.98 = 104,041,910,437.35/x
  3. Step 3: Cross multiply
    142,291,491,323.21x = 213,429,380,642.98 × 104,041,910,437.35
  4. Step 4: Simplify right side
    142,291,491,323.21x = 22,205,600,505,556,010,795,008
  5. Step 5: Solve for x
    x = 22,205,600,505,556,010,795,008/142,291,491,323.21
  6. Step 6: Final answer
    x = 156,057,121,188.76

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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.