Home / 3,109,914,420.15-4,664,871,630.24-1,947,652,953.15

Finding the Fourth Proportional to 3,109,914,420.15, 4,664,871,630.24 and 1,947,652,953.15

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Solution

The fourth proportional to 3,109,914,420.15, 4,664,871,630.24 and 1,947,652,953.15 is: 2,921,479,429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,914,420.15 : 4,664,871,630.24 = 1,947,652,953.15 : x
  2. Step 2: Convert to fraction form
    3,109,914,420.15/4,664,871,630.24 = 1,947,652,953.15/x
  3. Step 3: Cross multiply
    3,109,914,420.15x = 4,664,871,630.24 × 1,947,652,953.15
  4. Step 4: Simplify right side
    3,109,914,420.15x = 9,085,551,006,702,590,976
  5. Step 5: Solve for x
    x = 9,085,551,006,702,590,976/3,109,914,420.15
  6. Step 6: Final answer
    x = 2,921,479,429.73

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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.