Home / 161,143,270.40-241,714,905.60-139,224,281.60

Finding the Fourth Proportional to 161,143,270.40, 241,714,905.60 and 139,224,281.60

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Solution

The fourth proportional to 161,143,270.40, 241,714,905.60 and 139,224,281.60 is: 208,836,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,143,270.40 : 241,714,905.60 = 139,224,281.60 : x
  2. Step 2: Convert to fraction form
    161,143,270.40/241,714,905.60 = 139,224,281.60/x
  3. Step 3: Cross multiply
    161,143,270.40x = 241,714,905.60 × 139,224,281.60
  4. Step 4: Simplify right side
    161,143,270.40x = 33,652,584,084,171,816
  5. Step 5: Solve for x
    x = 33,652,584,084,171,816/161,143,270.40
  6. Step 6: Final answer
    x = 208,836,422.40

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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.