Home / 255,696,151.41-383,551,373.34-83,172,965.54

Finding the Fourth Proportional to 255,696,151.41, 383,551,373.34 and 83,172,965.54

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Solution

The fourth proportional to 255,696,151.41, 383,551,373.34 and 83,172,965.54 is: 124,761,772.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,696,151.41 : 383,551,373.34 = 83,172,965.54 : x
  2. Step 2: Convert to fraction form
    255,696,151.41/383,551,373.34 = 83,172,965.54/x
  3. Step 3: Cross multiply
    255,696,151.41x = 383,551,373.34 × 83,172,965.54
  4. Step 4: Simplify right side
    255,696,151.41x = 31,901,105,155,709,736
  5. Step 5: Solve for x
    x = 31,901,105,155,709,736/255,696,151.41
  6. Step 6: Final answer
    x = 124,761,772.83

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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.