Home / 299,205,347,905.53-412,903,778,294.19-162,028,410,714.18

Finding the Fourth Proportional to 299,205,347,905.53, 412,903,778,294.19 and 162,028,410,714.18

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Solution

The fourth proportional to 299,205,347,905.53, 412,903,778,294.19 and 162,028,410,714.18 is: 223,599,422,414.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,205,347,905.53 : 412,903,778,294.19 = 162,028,410,714.18 : x
  2. Step 2: Convert to fraction form
    299,205,347,905.53/412,903,778,294.19 = 162,028,410,714.18/x
  3. Step 3: Cross multiply
    299,205,347,905.53x = 412,903,778,294.19 × 162,028,410,714.18
  4. Step 4: Simplify right side
    299,205,347,905.53x = 66,902,142,974,887,737,688,064
  5. Step 5: Solve for x
    x = 66,902,142,974,887,737,688,064/299,205,347,905.53
  6. Step 6: Final answer
    x = 223,599,422,414.11

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1.5x scale

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.