Home / 1,346,831,460.60-2,020,247,190.90-827,578,174.20

Finding the Fourth Proportional to 1,346,831,460.60, 2,020,247,190.90 and 827,578,174.20

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Solution

The fourth proportional to 1,346,831,460.60, 2,020,247,190.90 and 827,578,174.20 is: 1,241,367,261.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,831,460.60 : 2,020,247,190.90 = 827,578,174.20 : x
  2. Step 2: Convert to fraction form
    1,346,831,460.60/2,020,247,190.90 = 827,578,174.20/x
  3. Step 3: Cross multiply
    1,346,831,460.60x = 2,020,247,190.90 × 827,578,174.20
  4. Step 4: Simplify right side
    1,346,831,460.60x = 1,671,912,481,677,701,120
  5. Step 5: Solve for x
    x = 1,671,912,481,677,701,120/1,346,831,460.60
  6. Step 6: Final answer
    x = 1,241,367,261.30

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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.