Home / 436,589,746.80-655,203,484.80-307,449,583.80

Finding the Fourth Proportional to 436,589,746.80, 655,203,484.80 and 307,449,583.80

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Solution

The fourth proportional to 436,589,746.80, 655,203,484.80 and 307,449,583.80 is: 461,398,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,589,746.80 : 655,203,484.80 = 307,449,583.80 : x
  2. Step 2: Convert to fraction form
    436,589,746.80/655,203,484.80 = 307,449,583.80/x
  3. Step 3: Cross multiply
    436,589,746.80x = 655,203,484.80 × 307,449,583.80
  4. Step 4: Simplify right side
    436,589,746.80x = 201,442,038,706,069,632
  5. Step 5: Solve for x
    x = 201,442,038,706,069,632/436,589,746.80
  6. Step 6: Final answer
    x = 461,398,922.40

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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.