Home / 93,488,172.60-140,870,383.41-76,822,182.84

Finding the Fourth Proportional to 93,488,172.60, 140,870,383.41 and 76,822,182.84

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Solution

The fourth proportional to 93,488,172.60, 140,870,383.41 and 76,822,182.84 is: 115,757,641.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,488,172.60 : 140,870,383.41 = 76,822,182.84 : x
  2. Step 2: Convert to fraction form
    93,488,172.60/140,870,383.41 = 76,822,182.84/x
  3. Step 3: Cross multiply
    93,488,172.60x = 140,870,383.41 × 76,822,182.84
  4. Step 4: Simplify right side
    93,488,172.60x = 10,821,970,351,063,922
  5. Step 5: Solve for x
    x = 10,821,970,351,063,922/93,488,172.60
  6. Step 6: Final answer
    x = 115,757,641.32

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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.