Home / 1,507,894,099,717.80-2,261,826,244,075-690,835,085,782.09

Finding the Fourth Proportional to 1,507,894,099,717.80, 2,261,826,244,075 and 690,835,085,782.09

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Solution

The fourth proportional to 1,507,894,099,717.80, 2,261,826,244,075 and 690,835,085,782.09 is: 1,036,245,799,782.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,894,099,717.80 : 2,261,826,244,075 = 690,835,085,782.09 : x
  2. Step 2: Convert to fraction form
    1,507,894,099,717.80/2,261,826,244,075 = 690,835,085,782.09/x
  3. Step 3: Cross multiply
    1,507,894,099,717.80x = 2,261,826,244,075 × 690,835,085,782.09
  4. Step 4: Simplify right side
    1,507,894,099,717.80x = 1,562,548,927,349,735,007,715,328
  5. Step 5: Solve for x
    x = 1,562,548,927,349,735,007,715,328/1,507,894,099,717.80
  6. Step 6: Final answer
    x = 1,036,245,799,782.73

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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.