Home / 261,579,297.37-392,232,704.62-123,367,794.61

Finding the Fourth Proportional to 261,579,297.37, 392,232,704.62 and 123,367,794.61

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Solution

The fourth proportional to 261,579,297.37, 392,232,704.62 and 123,367,794.61 is: 184,987,436.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,579,297.37 : 392,232,704.62 = 123,367,794.61 : x
  2. Step 2: Convert to fraction form
    261,579,297.37/392,232,704.62 = 123,367,794.61/x
  3. Step 3: Cross multiply
    261,579,297.37x = 392,232,704.62 × 123,367,794.61
  4. Step 4: Simplify right side
    261,579,297.37x = 48,388,883,742,884,960
  5. Step 5: Solve for x
    x = 48,388,883,742,884,960/261,579,297.37
  6. Step 6: Final answer
    x = 184,987,436.81

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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.