Home / 159,431,593.80-239,147,390.70-145,826,704.20

Finding the Fourth Proportional to 159,431,593.80, 239,147,390.70 and 145,826,704.20

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Solution

The fourth proportional to 159,431,593.80, 239,147,390.70 and 145,826,704.20 is: 218,740,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,431,593.80 : 239,147,390.70 = 145,826,704.20 : x
  2. Step 2: Convert to fraction form
    159,431,593.80/239,147,390.70 = 145,826,704.20/x
  3. Step 3: Cross multiply
    159,431,593.80x = 239,147,390.70 × 145,826,704.20
  4. Step 4: Simplify right side
    159,431,593.80x = 34,874,075,803,810,728
  5. Step 5: Solve for x
    x = 34,874,075,803,810,728/159,431,593.80
  6. Step 6: Final answer
    x = 218,740,056.30

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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.