Home / 1,096,153,818.41-1,512,722,013.52-619,915,403.54

Finding the Fourth Proportional to 1,096,153,818.41, 1,512,722,013.52 and 619,915,403.54

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Solution

The fourth proportional to 1,096,153,818.41, 1,512,722,013.52 and 619,915,403.54 is: 855,500,078.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,153,818.41 : 1,512,722,013.52 = 619,915,403.54 : x
  2. Step 2: Convert to fraction form
    1,096,153,818.41/1,512,722,013.52 = 619,915,403.54/x
  3. Step 3: Cross multiply
    1,096,153,818.41x = 1,512,722,013.52 × 619,915,403.54
  4. Step 4: Simplify right side
    1,096,153,818.41x = 937,759,677,455,092,096
  5. Step 5: Solve for x
    x = 937,759,677,455,092,096/1,096,153,818.41
  6. Step 6: Final answer
    x = 855,500,078.28

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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.