Home / 1,259,722,415.20-1,889,583,622.80-1,144,836,680.80

Finding the Fourth Proportional to 1,259,722,415.20, 1,889,583,622.80 and 1,144,836,680.80

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Solution

The fourth proportional to 1,259,722,415.20, 1,889,583,622.80 and 1,144,836,680.80 is: 1,717,255,021.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,722,415.20 : 1,889,583,622.80 = 1,144,836,680.80 : x
  2. Step 2: Convert to fraction form
    1,259,722,415.20/1,889,583,622.80 = 1,144,836,680.80/x
  3. Step 3: Cross multiply
    1,259,722,415.20x = 1,889,583,622.80 × 1,144,836,680.80
  4. Step 4: Simplify right side
    1,259,722,415.20x = 2,163,264,642,820,391,168
  5. Step 5: Solve for x
    x = 2,163,264,642,820,391,168/1,259,722,415.20
  6. Step 6: Final answer
    x = 1,717,255,021.20

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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.