Home / 168,518,284.85-232,562,415.20-94,178,843.24

Finding the Fourth Proportional to 168,518,284.85, 232,562,415.20 and 94,178,843.24

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Solution

The fourth proportional to 168,518,284.85, 232,562,415.20 and 94,178,843.24 is: 129,970,817.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,518,284.85 : 232,562,415.20 = 94,178,843.24 : x
  2. Step 2: Convert to fraction form
    168,518,284.85/232,562,415.20 = 94,178,843.24/x
  3. Step 3: Cross multiply
    168,518,284.85x = 232,562,415.20 × 94,178,843.24
  4. Step 4: Simplify right side
    168,518,284.85x = 21,902,459,243,002,888
  5. Step 5: Solve for x
    x = 21,902,459,243,002,888/168,518,284.85
  6. Step 6: Final answer
    x = 129,970,817.48

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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.