Home / 271,380,459,427.40-407,070,689,141.10-247,871,210,198.60

Finding the Fourth Proportional to 271,380,459,427.40, 407,070,689,141.10 and 247,871,210,198.60

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Solution

The fourth proportional to 271,380,459,427.40, 407,070,689,141.10 and 247,871,210,198.60 is: 371,806,815,297.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,380,459,427.40 : 407,070,689,141.10 = 247,871,210,198.60 : x
  2. Step 2: Convert to fraction form
    271,380,459,427.40/407,070,689,141.10 = 247,871,210,198.60/x
  3. Step 3: Cross multiply
    271,380,459,427.40x = 407,070,689,141.10 × 247,871,210,198.60
  4. Step 4: Simplify right side
    271,380,459,427.40x = 100,901,104,353,782,544,728,064
  5. Step 5: Solve for x
    x = 100,901,104,353,782,544,728,064/271,380,459,427.40
  6. Step 6: Final answer
    x = 371,806,815,297.90

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1.5x scale

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.