Home / 379,820,914.62-569,714,238.09-158,401,064.22

Finding the Fourth Proportional to 379,820,914.62, 569,714,238.09 and 158,401,064.22

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Solution

The fourth proportional to 379,820,914.62, 569,714,238.09 and 158,401,064.22 is: 237,594,450.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,820,914.62 : 569,714,238.09 = 158,401,064.22 : x
  2. Step 2: Convert to fraction form
    379,820,914.62/569,714,238.09 = 158,401,064.22/x
  3. Step 3: Cross multiply
    379,820,914.62x = 569,714,238.09 × 158,401,064.22
  4. Step 4: Simplify right side
    379,820,914.62x = 90,243,341,614,742,464
  5. Step 5: Solve for x
    x = 90,243,341,614,742,464/379,820,914.62
  6. Step 6: Final answer
    x = 237,594,450.81

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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.