Home / 89,313,270.60-133,969,905.90-43,963,638.60

Finding the Fourth Proportional to 89,313,270.60, 133,969,905.90 and 43,963,638.60

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Solution

The fourth proportional to 89,313,270.60, 133,969,905.90 and 43,963,638.60 is: 65,945,457.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,313,270.60 : 133,969,905.90 = 43,963,638.60 : x
  2. Step 2: Convert to fraction form
    89,313,270.60/133,969,905.90 = 43,963,638.60/x
  3. Step 3: Cross multiply
    89,313,270.60x = 133,969,905.90 × 43,963,638.60
  4. Step 4: Simplify right side
    89,313,270.60x = 5,889,804,526,263,608
  5. Step 5: Solve for x
    x = 5,889,804,526,263,608/89,313,270.60
  6. Step 6: Final answer
    x = 65,945,457.90

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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.