Home / 680,363,361.96-1,020,693,880.44-220,348,032.36

Finding the Fourth Proportional to 680,363,361.96, 1,020,693,880.44 and 220,348,032.36

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Solution

The fourth proportional to 680,363,361.96, 1,020,693,880.44 and 220,348,032.36 is: 330,570,252.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,363,361.96 : 1,020,693,880.44 = 220,348,032.36 : x
  2. Step 2: Convert to fraction form
    680,363,361.96/1,020,693,880.44 = 220,348,032.36/x
  3. Step 3: Cross multiply
    680,363,361.96x = 1,020,693,880.44 × 220,348,032.36
  4. Step 4: Simplify right side
    680,363,361.96x = 224,907,888,196,847,104
  5. Step 5: Solve for x
    x = 224,907,888,196,847,104/680,363,361.96
  6. Step 6: Final answer
    x = 330,570,252.27

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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.