Home / 90,279,182.80-124,623,406.44-60,950,239.12

Finding the Fourth Proportional to 90,279,182.80, 124,623,406.44 and 60,950,239.12

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Solution

The fourth proportional to 90,279,182.80, 124,623,406.44 and 60,950,239.12 is: 84,137,075.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,279,182.80 : 124,623,406.44 = 60,950,239.12 : x
  2. Step 2: Convert to fraction form
    90,279,182.80/124,623,406.44 = 60,950,239.12/x
  3. Step 3: Cross multiply
    90,279,182.80x = 124,623,406.44 × 60,950,239.12
  4. Step 4: Simplify right side
    90,279,182.80x = 7,595,826,422,466,947
  5. Step 5: Solve for x
    x = 7,595,826,422,466,947/90,279,182.80
  6. Step 6: Final answer
    x = 84,137,075.53

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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.