Home / 99,075,067.80-148,612,601.70-73,247,035.20

Finding the Fourth Proportional to 99,075,067.80, 148,612,601.70 and 73,247,035.20

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Solution

The fourth proportional to 99,075,067.80, 148,612,601.70 and 73,247,035.20 is: 109,870,552.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,075,067.80 : 148,612,601.70 = 73,247,035.20 : x
  2. Step 2: Convert to fraction form
    99,075,067.80/148,612,601.70 = 73,247,035.20/x
  3. Step 3: Cross multiply
    99,075,067.80x = 148,612,601.70 × 73,247,035.20
  4. Step 4: Simplify right side
    99,075,067.80x = 10,885,432,467,883,480
  5. Step 5: Solve for x
    x = 10,885,432,467,883,480/99,075,067.80
  6. Step 6: Final answer
    x = 109,870,552.80

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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.