Home / 240,584,813.26-331,950,138.42-136,162,884.55

Finding the Fourth Proportional to 240,584,813.26, 331,950,138.42 and 136,162,884.55

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Solution

The fourth proportional to 240,584,813.26, 331,950,138.42 and 136,162,884.55 is: 187,872,575.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,584,813.26 : 331,950,138.42 = 136,162,884.55 : x
  2. Step 2: Convert to fraction form
    240,584,813.26/331,950,138.42 = 136,162,884.55/x
  3. Step 3: Cross multiply
    240,584,813.26x = 331,950,138.42 × 136,162,884.55
  4. Step 4: Simplify right side
    240,584,813.26x = 45,199,288,374,038,984
  5. Step 5: Solve for x
    x = 45,199,288,374,038,984/240,584,813.26
  6. Step 6: Final answer
    x = 187,872,575.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.