Home / 901,311,825.60-1,349,639,341.92-622,054,441.44

Finding the Fourth Proportional to 901,311,825.60, 1,349,639,341.92 and 622,054,441.44

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Solution

The fourth proportional to 901,311,825.60, 1,349,639,341.92 and 622,054,441.44 is: 931,474,682.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,311,825.60 : 1,349,639,341.92 = 622,054,441.44 : x
  2. Step 2: Convert to fraction form
    901,311,825.60/1,349,639,341.92 = 622,054,441.44/x
  3. Step 3: Cross multiply
    901,311,825.60x = 1,349,639,341.92 × 622,054,441.44
  4. Step 4: Simplify right side
    901,311,825.60x = 839,549,146,983,494,912
  5. Step 5: Solve for x
    x = 839,549,146,983,494,912/901,311,825.60
  6. Step 6: Final answer
    x = 931,474,682.94

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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.