Home / 168,518,308.56-232,562,447.88-94,178,866.86

Finding the Fourth Proportional to 168,518,308.56, 232,562,447.88 and 94,178,866.86

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Solution

The fourth proportional to 168,518,308.56, 232,562,447.88 and 94,178,866.86 is: 129,970,850.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,518,308.56 : 232,562,447.88 = 94,178,866.86 : x
  2. Step 2: Convert to fraction form
    168,518,308.56/232,562,447.88 = 94,178,866.86/x
  3. Step 3: Cross multiply
    168,518,308.56x = 232,562,447.88 × 94,178,866.86
  4. Step 4: Simplify right side
    168,518,308.56x = 21,902,467,815,526,208
  5. Step 5: Solve for x
    x = 21,902,467,815,526,208/168,518,308.56
  6. Step 6: Final answer
    x = 129,970,850.07

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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.