Home / 697,915,630.30-963,120,659.44-384,649,096.63

Finding the Fourth Proportional to 697,915,630.30, 963,120,659.44 and 384,649,096.63

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Solution

The fourth proportional to 697,915,630.30, 963,120,659.44 and 384,649,096.63 is: 530,814,149.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,915,630.30 : 963,120,659.44 = 384,649,096.63 : x
  2. Step 2: Convert to fraction form
    697,915,630.30/963,120,659.44 = 384,649,096.63/x
  3. Step 3: Cross multiply
    697,915,630.30x = 963,120,659.44 × 384,649,096.63
  4. Step 4: Simplify right side
    697,915,630.30x = 370,463,491,599,285,888
  5. Step 5: Solve for x
    x = 370,463,491,599,285,888/697,915,630.30
  6. Step 6: Final answer
    x = 530,814,149.33

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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.