Home / 393,463,762,020.98-590,231,660,880.32-110,480,698,435.23

Finding the Fourth Proportional to 393,463,762,020.98, 590,231,660,880.32 and 110,480,698,435.23

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Solution

The fourth proportional to 393,463,762,020.98, 590,231,660,880.32 and 110,480,698,435.23 is: 165,731,161,105.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,463,762,020.98 : 590,231,660,880.32 = 110,480,698,435.23 : x
  2. Step 2: Convert to fraction form
    393,463,762,020.98/590,231,660,880.32 = 110,480,698,435.23/x
  3. Step 3: Cross multiply
    393,463,762,020.98x = 590,231,660,880.32 × 110,480,698,435.23
  4. Step 4: Simplify right side
    393,463,762,020.98x = 65,209,206,132,643,563,831,296
  5. Step 5: Solve for x
    x = 65,209,206,132,643,563,831,296/393,463,762,020.98
  6. Step 6: Final answer
    x = 165,731,161,105.42

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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.