Home / 397,600,513.18-596,201,195.46-231,657,731.26

Finding the Fourth Proportional to 397,600,513.18, 596,201,195.46 and 231,657,731.26

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Solution

The fourth proportional to 397,600,513.18, 596,201,195.46 and 231,657,731.26 is: 347,370,317.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,600,513.18 : 596,201,195.46 = 231,657,731.26 : x
  2. Step 2: Convert to fraction form
    397,600,513.18/596,201,195.46 = 231,657,731.26/x
  3. Step 3: Cross multiply
    397,600,513.18x = 596,201,195.46 × 231,657,731.26
  4. Step 4: Simplify right side
    397,600,513.18x = 138,114,616,314,763,408
  5. Step 5: Solve for x
    x = 138,114,616,314,763,408/397,600,513.18
  6. Step 6: Final answer
    x = 347,370,317.03

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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.