Home / 150,088,075.50-225,170,928-87,891,915.54

Finding the Fourth Proportional to 150,088,075.50, 225,170,928 and 87,891,915.54

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Solution

The fourth proportional to 150,088,075.50, 225,170,928 and 87,891,915.54 is: 131,860,603.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,088,075.50 : 225,170,928 = 87,891,915.54 : x
  2. Step 2: Convert to fraction form
    150,088,075.50/225,170,928 = 87,891,915.54/x
  3. Step 3: Cross multiply
    150,088,075.50x = 225,170,928 × 87,891,915.54
  4. Step 4: Simplify right side
    150,088,075.50x = 19,790,704,185,839,424
  5. Step 5: Solve for x
    x = 19,790,704,185,839,424/150,088,075.50
  6. Step 6: Final answer
    x = 131,860,603.32

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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.