Home / 190,671,097.86-285,645,660.48-112,714,608.06

Finding the Fourth Proportional to 190,671,097.86, 285,645,660.48 and 112,714,608.06

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Solution

The fourth proportional to 190,671,097.86, 285,645,660.48 and 112,714,608.06 is: 168,858,516.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,671,097.86 : 285,645,660.48 = 112,714,608.06 : x
  2. Step 2: Convert to fraction form
    190,671,097.86/285,645,660.48 = 112,714,608.06/x
  3. Step 3: Cross multiply
    190,671,097.86x = 285,645,660.48 × 112,714,608.06
  4. Step 4: Simplify right side
    190,671,097.86x = 32,196,438,665,043,036
  5. Step 5: Solve for x
    x = 32,196,438,665,043,036/190,671,097.86
  6. Step 6: Final answer
    x = 168,858,516.19

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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.