Home / 104,046,680.80-155,902,059.60-65,639,461.60

Finding the Fourth Proportional to 104,046,680.80, 155,902,059.60 and 65,639,461.60

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Solution

The fourth proportional to 104,046,680.80, 155,902,059.60 and 65,639,461.60 is: 98,353,231.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,046,680.80 : 155,902,059.60 = 65,639,461.60 : x
  2. Step 2: Convert to fraction form
    104,046,680.80/155,902,059.60 = 65,639,461.60/x
  3. Step 3: Cross multiply
    104,046,680.80x = 155,902,059.60 × 65,639,461.60
  4. Step 4: Simplify right side
    104,046,680.80x = 10,233,327,254,475,112
  5. Step 5: Solve for x
    x = 10,233,327,254,475,112/104,046,680.80
  6. Step 6: Final answer
    x = 98,353,231.22

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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.