Home / 1,096,153,817.41-1,512,722,012.14-619,915,402.54

Finding the Fourth Proportional to 1,096,153,817.41, 1,512,722,012.14 and 619,915,402.54

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Solution

The fourth proportional to 1,096,153,817.41, 1,512,722,012.14 and 619,915,402.54 is: 855,500,076.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,153,817.41 : 1,512,722,012.14 = 619,915,402.54 : x
  2. Step 2: Convert to fraction form
    1,096,153,817.41/1,512,722,012.14 = 619,915,402.54/x
  3. Step 3: Cross multiply
    1,096,153,817.41x = 1,512,722,012.14 × 619,915,402.54
  4. Step 4: Simplify right side
    1,096,153,817.41x = 937,759,675,090,668,800
  5. Step 5: Solve for x
    x = 937,759,675,090,668,800/1,096,153,817.41
  6. Step 6: Final answer
    x = 855,500,076.91

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Double scale
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1.5x scale

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.