Home / 1,997,831,259.40-2,996,746,889.10-1,963,393,882.60

Finding the Fourth Proportional to 1,997,831,259.40, 2,996,746,889.10 and 1,963,393,882.60

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Solution

The fourth proportional to 1,997,831,259.40, 2,996,746,889.10 and 1,963,393,882.60 is: 2,945,090,823.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,831,259.40 : 2,996,746,889.10 = 1,963,393,882.60 : x
  2. Step 2: Convert to fraction form
    1,997,831,259.40/2,996,746,889.10 = 1,963,393,882.60/x
  3. Step 3: Cross multiply
    1,997,831,259.40x = 2,996,746,889.10 × 1,963,393,882.60
  4. Step 4: Simplify right side
    1,997,831,259.40x = 5,883,794,509,759,519,744
  5. Step 5: Solve for x
    x = 5,883,794,509,759,519,744/1,997,831,259.40
  6. Step 6: Final answer
    x = 2,945,090,823.90

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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.