Home / 1,142,670,303,172.80-1,576,885,275,768.30-628,836,097,641.24

Finding the Fourth Proportional to 1,142,670,303,172.80, 1,576,885,275,768.30 and 628,836,097,641.24

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Solution

The fourth proportional to 1,142,670,303,172.80, 1,576,885,275,768.30 and 628,836,097,641.24 is: 867,793,956,392.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,670,303,172.80 : 1,576,885,275,768.30 = 628,836,097,641.24 : x
  2. Step 2: Convert to fraction form
    1,142,670,303,172.80/1,576,885,275,768.30 = 628,836,097,641.24/x
  3. Step 3: Cross multiply
    1,142,670,303,172.80x = 1,576,885,275,768.30 × 628,836,097,641.24
  4. Step 4: Simplify right side
    1,142,670,303,172.80x = 991,602,383,242,068,324,515,840
  5. Step 5: Solve for x
    x = 991,602,383,242,068,324,515,840/1,142,670,303,172.80
  6. Step 6: Final answer
    x = 867,793,956,392.09

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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.