Home / 93,488,165.19-140,870,372.72-76,822,175.43

Finding the Fourth Proportional to 93,488,165.19, 140,870,372.72 and 76,822,175.43

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Solution

The fourth proportional to 93,488,165.19, 140,870,372.72 and 76,822,175.43 is: 115,757,630.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,488,165.19 : 140,870,372.72 = 76,822,175.43 : x
  2. Step 2: Convert to fraction form
    93,488,165.19/140,870,372.72 = 76,822,175.43/x
  3. Step 3: Cross multiply
    93,488,165.19x = 140,870,372.72 × 76,822,175.43
  4. Step 4: Simplify right side
    93,488,165.19x = 10,821,968,485,601,216
  5. Step 5: Solve for x
    x = 10,821,968,485,601,216/93,488,165.19
  6. Step 6: Final answer
    x = 115,757,630.54

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.