Home / 1,091,151,661.31-1,637,762,258.03-675,370,786.44

Finding the Fourth Proportional to 1,091,151,661.31, 1,637,762,258.03 and 675,370,786.44

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Solution

The fourth proportional to 1,091,151,661.31, 1,637,762,258.03 and 675,370,786.44 is: 1,013,696,650.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,151,661.31 : 1,637,762,258.03 = 675,370,786.44 : x
  2. Step 2: Convert to fraction form
    1,091,151,661.31/1,637,762,258.03 = 675,370,786.44/x
  3. Step 3: Cross multiply
    1,091,151,661.31x = 1,637,762,258.03 × 675,370,786.44
  4. Step 4: Simplify right side
    1,091,151,661.31x = 1,106,096,784,204,094,592
  5. Step 5: Solve for x
    x = 1,106,096,784,204,094,592/1,091,151,661.31
  6. Step 6: Final answer
    x = 1,013,696,650.46

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Double scale
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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.