Home / 188,714,642.34-282,940,437.45-83,612,857.14

Finding the Fourth Proportional to 188,714,642.34, 282,940,437.45 and 83,612,857.14

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Solution

The fourth proportional to 188,714,642.34, 282,940,437.45 and 83,612,857.14 is: 125,361,011.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,714,642.34 : 282,940,437.45 = 83,612,857.14 : x
  2. Step 2: Convert to fraction form
    188,714,642.34/282,940,437.45 = 83,612,857.14/x
  3. Step 3: Cross multiply
    188,714,642.34x = 282,940,437.45 × 83,612,857.14
  4. Step 4: Simplify right side
    188,714,642.34x = 23,657,458,375,635,956
  5. Step 5: Solve for x
    x = 23,657,458,375,635,956/188,714,642.34
  6. Step 6: Final answer
    x = 125,361,011.11

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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.