Home / 782,944,481.27-1,174,938,915.66-284,954,857.34

Finding the Fourth Proportional to 782,944,481.27, 1,174,938,915.66 and 284,954,857.34

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Solution

The fourth proportional to 782,944,481.27, 1,174,938,915.66 and 284,954,857.34 is: 427,622,339.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,944,481.27 : 1,174,938,915.66 = 284,954,857.34 : x
  2. Step 2: Convert to fraction form
    782,944,481.27/1,174,938,915.66 = 284,954,857.34/x
  3. Step 3: Cross multiply
    782,944,481.27x = 1,174,938,915.66 × 284,954,857.34
  4. Step 4: Simplify right side
    782,944,481.27x = 334,804,551,088,152,000
  5. Step 5: Solve for x
    x = 334,804,551,088,152,000/782,944,481.27
  6. Step 6: Final answer
    x = 427,622,339.89

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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.