Home / 168,518,316.33-232,562,458.62-94,178,874.69

Finding the Fourth Proportional to 168,518,316.33, 232,562,458.62 and 94,178,874.69

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Solution

The fourth proportional to 168,518,316.33, 232,562,458.62 and 94,178,874.69 is: 129,970,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,518,316.33 : 232,562,458.62 = 94,178,874.69 : x
  2. Step 2: Convert to fraction form
    168,518,316.33/232,562,458.62 = 94,178,874.69/x
  3. Step 3: Cross multiply
    168,518,316.33x = 232,562,458.62 × 94,178,874.69
  4. Step 4: Simplify right side
    168,518,316.33x = 21,902,470,647,971,292
  5. Step 5: Solve for x
    x = 21,902,470,647,971,292/168,518,316.33
  6. Step 6: Final answer
    x = 129,970,860.88

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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.