Home / 122,225,879.58-183,338,868.78-30,111,409.50

Finding the Fourth Proportional to 122,225,879.58, 183,338,868.78 and 30,111,409.50

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Solution

The fourth proportional to 122,225,879.58, 183,338,868.78 and 30,111,409.50 is: 45,167,126.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,225,879.58 : 183,338,868.78 = 30,111,409.50 : x
  2. Step 2: Convert to fraction form
    122,225,879.58/183,338,868.78 = 30,111,409.50/x
  3. Step 3: Cross multiply
    122,225,879.58x = 183,338,868.78 × 30,111,409.50
  4. Step 4: Simplify right side
    122,225,879.58x = 5,520,591,755,101,345
  5. Step 5: Solve for x
    x = 5,520,591,755,101,345/122,225,879.58
  6. Step 6: Final answer
    x = 45,167,126.42

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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.