Home / 216,148,497,151.52-324,157,469,410.48-65,014,678,135.54

Finding the Fourth Proportional to 216,148,497,151.52, 324,157,469,410.48 and 65,014,678,135.54

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Solution

The fourth proportional to 216,148,497,151.52, 324,157,469,410.48 and 65,014,678,135.54 is: 97,502,382,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,148,497,151.52 : 324,157,469,410.48 = 65,014,678,135.54 : x
  2. Step 2: Convert to fraction form
    216,148,497,151.52/324,157,469,410.48 = 65,014,678,135.54/x
  3. Step 3: Cross multiply
    216,148,497,151.52x = 324,157,469,410.48 × 65,014,678,135.54
  4. Step 4: Simplify right side
    216,148,497,151.52x = 21,074,993,538,953,509,863,424
  5. Step 5: Solve for x
    x = 21,074,993,538,953,509,863,424/216,148,497,151.52
  6. Step 6: Final answer
    x = 97,502,382,929.73

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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.