Home / 86,200,345.24-129,297,368.58-25,614,496.60

Finding the Fourth Proportional to 86,200,345.24, 129,297,368.58 and 25,614,496.60

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Solution

The fourth proportional to 86,200,345.24, 129,297,368.58 and 25,614,496.60 is: 38,420,809.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,200,345.24 : 129,297,368.58 = 25,614,496.60 : x
  2. Step 2: Convert to fraction form
    86,200,345.24/129,297,368.58 = 25,614,496.60/x
  3. Step 3: Cross multiply
    86,200,345.24x = 129,297,368.58 × 25,614,496.60
  4. Step 4: Simplify right side
    86,200,345.24x = 3,311,887,007,881,357
  5. Step 5: Solve for x
    x = 3,311,887,007,881,357/86,200,345.24
  6. Step 6: Final answer
    x = 38,420,809.09

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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.