Home / 104,046,629.80-155,901,983.10-65,639,410.60

Finding the Fourth Proportional to 104,046,629.80, 155,901,983.10 and 65,639,410.60

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Solution

The fourth proportional to 104,046,629.80, 155,901,983.10 and 65,639,410.60 is: 98,353,154.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,046,629.80 : 155,901,983.10 = 65,639,410.60 : x
  2. Step 2: Convert to fraction form
    104,046,629.80/155,901,983.10 = 65,639,410.60/x
  3. Step 3: Cross multiply
    104,046,629.80x = 155,901,983.10 × 65,639,410.60
  4. Step 4: Simplify right side
    104,046,629.80x = 10,233,314,282,055,160
  5. Step 5: Solve for x
    x = 10,233,314,282,055,160/104,046,629.80
  6. Step 6: Final answer
    x = 98,353,154.75

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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.