Home / 93,488,063.57-140,870,219.12-76,822,073.81

Finding the Fourth Proportional to 93,488,063.57, 140,870,219.12 and 76,822,073.81

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Solution

The fourth proportional to 93,488,063.57, 140,870,219.12 and 76,822,073.81 is: 115,757,477.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,488,063.57 : 140,870,219.12 = 76,822,073.81 : x
  2. Step 2: Convert to fraction form
    93,488,063.57/140,870,219.12 = 76,822,073.81/x
  3. Step 3: Cross multiply
    93,488,063.57x = 140,870,219.12 × 76,822,073.81
  4. Step 4: Simplify right side
    93,488,063.57x = 10,821,942,370,355,218
  5. Step 5: Solve for x
    x = 10,821,942,370,355,218/93,488,063.57
  6. Step 6: Final answer
    x = 115,757,477.03

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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.