Home / 802,096,155.40-1,202,295,071.76-269,800,851.28

Finding the Fourth Proportional to 802,096,155.40, 1,202,295,071.76 and 269,800,851.28

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Solution

The fourth proportional to 802,096,155.40, 1,202,295,071.76 and 269,800,851.28 is: 404,415,644.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,096,155.40 : 1,202,295,071.76 = 269,800,851.28 : x
  2. Step 2: Convert to fraction form
    802,096,155.40/1,202,295,071.76 = 269,800,851.28/x
  3. Step 3: Cross multiply
    802,096,155.40x = 1,202,295,071.76 × 269,800,851.28
  4. Step 4: Simplify right side
    802,096,155.40x = 324,380,233,850,596,672
  5. Step 5: Solve for x
    x = 324,380,233,850,596,672/802,096,155.40
  6. Step 6: Final answer
    x = 404,415,644.77

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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.