Home / 144,835,604.14-199,874,173.95-78,755,628.94

Finding the Fourth Proportional to 144,835,604.14, 199,874,173.95 and 78,755,628.94

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Solution

The fourth proportional to 144,835,604.14, 199,874,173.95 and 78,755,628.94 is: 108,683,333.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,835,604.14 : 199,874,173.95 = 78,755,628.94 : x
  2. Step 2: Convert to fraction form
    144,835,604.14/199,874,173.95 = 78,755,628.94/x
  3. Step 3: Cross multiply
    144,835,604.14x = 199,874,173.95 × 78,755,628.94
  4. Step 4: Simplify right side
    144,835,604.14x = 15,741,216,278,295,212
  5. Step 5: Solve for x
    x = 15,741,216,278,295,212/144,835,604.14
  6. Step 6: Final answer
    x = 108,683,333.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.