Home / 163,345,216.19-225,161,146.80-111,043,450.17

Finding the Fourth Proportional to 163,345,216.19, 225,161,146.80 and 111,043,450.17

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Solution

The fourth proportional to 163,345,216.19, 225,161,146.80 and 111,043,450.17 is: 153,066,439.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,345,216.19 : 225,161,146.80 = 111,043,450.17 : x
  2. Step 2: Convert to fraction form
    163,345,216.19/225,161,146.80 = 111,043,450.17/x
  3. Step 3: Cross multiply
    163,345,216.19x = 225,161,146.80 × 111,043,450.17
  4. Step 4: Simplify right side
    163,345,216.19x = 25,002,670,584,905,856
  5. Step 5: Solve for x
    x = 25,002,670,584,905,856/163,345,216.19
  6. Step 6: Final answer
    x = 153,066,439.10

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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.