Home / 87,433,499.55-131,150,249.33-84,914,075.55

Finding the Fourth Proportional to 87,433,499.55, 131,150,249.33 and 84,914,075.55

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Solution

The fourth proportional to 87,433,499.55, 131,150,249.33 and 84,914,075.55 is: 127,371,113.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,433,499.55 : 131,150,249.33 = 84,914,075.55 : x
  2. Step 2: Convert to fraction form
    87,433,499.55/131,150,249.33 = 84,914,075.55/x
  3. Step 3: Cross multiply
    87,433,499.55x = 131,150,249.33 × 84,914,075.55
  4. Step 4: Simplify right side
    87,433,499.55x = 11,136,502,179,584,386
  5. Step 5: Solve for x
    x = 11,136,502,179,584,386/87,433,499.55
  6. Step 6: Final answer
    x = 127,371,113.33

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1.5x scale

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.