Home / 141,055,537.20-211,264,441.20-83,659,909.20

Finding the Fourth Proportional to 141,055,537.20, 211,264,441.20 and 83,659,909.20

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Solution

The fourth proportional to 141,055,537.20, 211,264,441.20 and 83,659,909.20 is: 125,300,745.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,055,537.20 : 211,264,441.20 = 83,659,909.20 : x
  2. Step 2: Convert to fraction form
    141,055,537.20/211,264,441.20 = 83,659,909.20/x
  3. Step 3: Cross multiply
    141,055,537.20x = 211,264,441.20 × 83,659,909.20
  4. Step 4: Simplify right side
    141,055,537.20x = 17,674,363,967,980,738
  5. Step 5: Solve for x
    x = 17,674,363,967,980,738/141,055,537.20
  6. Step 6: Final answer
    x = 125,300,745.50

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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.