Home / 162,379,144.80-243,568,717.20-146,254,831.20

Finding the Fourth Proportional to 162,379,144.80, 243,568,717.20 and 146,254,831.20

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Solution

The fourth proportional to 162,379,144.80, 243,568,717.20 and 146,254,831.20 is: 219,382,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,379,144.80 : 243,568,717.20 = 146,254,831.20 : x
  2. Step 2: Convert to fraction form
    162,379,144.80/243,568,717.20 = 146,254,831.20/x
  3. Step 3: Cross multiply
    162,379,144.80x = 243,568,717.20 × 146,254,831.20
  4. Step 4: Simplify right side
    162,379,144.80x = 35,623,101,619,686,532
  5. Step 5: Solve for x
    x = 35,623,101,619,686,532/162,379,144.80
  6. Step 6: Final answer
    x = 219,382,246.80

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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.