Home / 201,672,294,400.86-302,509,741,887.91-80,670,958,166.68

Finding the Fourth Proportional to 201,672,294,400.86, 302,509,741,887.91 and 80,670,958,166.68

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Solution

The fourth proportional to 201,672,294,400.86, 302,509,741,887.91 and 80,670,958,166.68 is: 121,006,957,377.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,672,294,400.86 : 302,509,741,887.91 = 80,670,958,166.68 : x
  2. Step 2: Convert to fraction form
    201,672,294,400.86/302,509,741,887.91 = 80,670,958,166.68/x
  3. Step 3: Cross multiply
    201,672,294,400.86x = 302,509,741,887.91 × 80,670,958,166.68
  4. Step 4: Simplify right side
    201,672,294,400.86x = 24,403,750,732,852,140,965,888
  5. Step 5: Solve for x
    x = 24,403,750,732,852,140,965,888/201,672,294,400.86
  6. Step 6: Final answer
    x = 121,006,957,377.82

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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.