Home / 216,550,595.69-298,839,901.77-117,431,317.11

Finding the Fourth Proportional to 216,550,595.69, 298,839,901.77 and 117,431,317.11

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Solution

The fourth proportional to 216,550,595.69, 298,839,901.77 and 117,431,317.11 is: 162,055,260.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,550,595.69 : 298,839,901.77 = 117,431,317.11 : x
  2. Step 2: Convert to fraction form
    216,550,595.69/298,839,901.77 = 117,431,317.11/x
  3. Step 3: Cross multiply
    216,550,595.69x = 298,839,901.77 × 117,431,317.11
  4. Step 4: Simplify right side
    216,550,595.69x = 35,093,163,269,874,116
  5. Step 5: Solve for x
    x = 35,093,163,269,874,116/216,550,595.69
  6. Step 6: Final answer
    x = 162,055,260.85

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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.