Home / 146,837,679.60-220,256,519.40-122,949,807.60

Finding the Fourth Proportional to 146,837,679.60, 220,256,519.40 and 122,949,807.60

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Solution

The fourth proportional to 146,837,679.60, 220,256,519.40 and 122,949,807.60 is: 184,424,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,837,679.60 : 220,256,519.40 = 122,949,807.60 : x
  2. Step 2: Convert to fraction form
    146,837,679.60/220,256,519.40 = 122,949,807.60/x
  3. Step 3: Cross multiply
    146,837,679.60x = 220,256,519.40 × 122,949,807.60
  4. Step 4: Simplify right side
    146,837,679.60x = 27,080,496,682,875,668
  5. Step 5: Solve for x
    x = 27,080,496,682,875,668/146,837,679.60
  6. Step 6: Final answer
    x = 184,424,711.40

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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.