Home / 436,752,558.20-655,128,837.30-403,496,161.40

Finding the Fourth Proportional to 436,752,558.20, 655,128,837.30 and 403,496,161.40

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Solution

The fourth proportional to 436,752,558.20, 655,128,837.30 and 403,496,161.40 is: 605,244,242.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,752,558.20 : 655,128,837.30 = 403,496,161.40 : x
  2. Step 2: Convert to fraction form
    436,752,558.20/655,128,837.30 = 403,496,161.40/x
  3. Step 3: Cross multiply
    436,752,558.20x = 655,128,837.30 × 403,496,161.40
  4. Step 4: Simplify right side
    436,752,558.20x = 264,341,971,072,995,104
  5. Step 5: Solve for x
    x = 264,341,971,072,995,104/436,752,558.20
  6. Step 6: Final answer
    x = 605,244,242.10

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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.