Home / 299,276,146,098.76-412,997,791,435.14-162,095,559,771.64

Finding the Fourth Proportional to 299,276,146,098.76, 412,997,791,435.14 and 162,095,559,771.64

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Solution

The fourth proportional to 299,276,146,098.76, 412,997,791,435.14 and 162,095,559,771.64 is: 223,690,090,439.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,276,146,098.76 : 412,997,791,435.14 = 162,095,559,771.64 : x
  2. Step 2: Convert to fraction form
    299,276,146,098.76/412,997,791,435.14 = 162,095,559,771.64/x
  3. Step 3: Cross multiply
    299,276,146,098.76x = 412,997,791,435.14 × 162,095,559,771.64
  4. Step 4: Simplify right side
    299,276,146,098.76x = 66,945,108,187,130,053,525,504
  5. Step 5: Solve for x
    x = 66,945,108,187,130,053,525,504/299,276,146,098.76
  6. Step 6: Final answer
    x = 223,690,090,439.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.