Home / 1,831,805,552,145.70-2,748,963,442,778.60-639,325,286,719.76

Finding the Fourth Proportional to 1,831,805,552,145.70, 2,748,963,442,778.60 and 639,325,286,719.76

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Solution

The fourth proportional to 1,831,805,552,145.70, 2,748,963,442,778.60 and 639,325,286,719.76 is: 959,425,982,292.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,805,552,145.70 : 2,748,963,442,778.60 = 639,325,286,719.76 : x
  2. Step 2: Convert to fraction form
    1,831,805,552,145.70/2,748,963,442,778.60 = 639,325,286,719.76/x
  3. Step 3: Cross multiply
    1,831,805,552,145.70x = 2,748,963,442,778.60 × 639,325,286,719.76
  4. Step 4: Simplify right side
    1,831,805,552,145.70x = 1,757,481,841,236,567,014,768,640
  5. Step 5: Solve for x
    x = 1,757,481,841,236,567,014,768,640/1,831,805,552,145.70
  6. Step 6: Final answer
    x = 959,425,982,292.68

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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.