Home / 111,219,009.40-166,828,514.10-106,684,046.20

Finding the Fourth Proportional to 111,219,009.40, 166,828,514.10 and 106,684,046.20

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Solution

The fourth proportional to 111,219,009.40, 166,828,514.10 and 106,684,046.20 is: 160,026,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,219,009.40 : 166,828,514.10 = 106,684,046.20 : x
  2. Step 2: Convert to fraction form
    111,219,009.40/166,828,514.10 = 106,684,046.20/x
  3. Step 3: Cross multiply
    111,219,009.40x = 166,828,514.10 × 106,684,046.20
  4. Step 4: Simplify right side
    111,219,009.40x = 17,797,940,905,721,752
  5. Step 5: Solve for x
    x = 17,797,940,905,721,752/111,219,009.40
  6. Step 6: Final answer
    x = 160,026,069.30

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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.