Home / 874,145,311,213.65-1,206,239,574,978.30-483,503,467,312.44

Finding the Fourth Proportional to 874,145,311,213.65, 1,206,239,574,978.30 and 483,503,467,312.44

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Solution

The fourth proportional to 874,145,311,213.65, 1,206,239,574,978.30 and 483,503,467,312.44 is: 667,190,007,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,145,311,213.65 : 1,206,239,574,978.30 = 483,503,467,312.44 : x
  2. Step 2: Convert to fraction form
    874,145,311,213.65/1,206,239,574,978.30 = 483,503,467,312.44/x
  3. Step 3: Cross multiply
    874,145,311,213.65x = 1,206,239,574,978.30 × 483,503,467,312.44
  4. Step 4: Simplify right side
    874,145,311,213.65x = 583,221,016,911,492,050,583,552
  5. Step 5: Solve for x
    x = 583,221,016,911,492,050,583,552/874,145,311,213.65
  6. Step 6: Final answer
    x = 667,190,007,690.78

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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.