Home / 86,313,467.20-129,470,200.80-35,167,604.80

Finding the Fourth Proportional to 86,313,467.20, 129,470,200.80 and 35,167,604.80

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Solution

The fourth proportional to 86,313,467.20, 129,470,200.80 and 35,167,604.80 is: 52,751,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,313,467.20 : 129,470,200.80 = 35,167,604.80 : x
  2. Step 2: Convert to fraction form
    86,313,467.20/129,470,200.80 = 35,167,604.80/x
  3. Step 3: Cross multiply
    86,313,467.20x = 129,470,200.80 × 35,167,604.80
  4. Step 4: Simplify right side
    86,313,467.20x = 4,553,156,855,111,043
  5. Step 5: Solve for x
    x = 4,553,156,855,111,043/86,313,467.20
  6. Step 6: Final answer
    x = 52,751,407.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.