Home / 13,388,903,760.47-20,083,352,651.40-4,880,924,382.56

Finding the Fourth Proportional to 13,388,903,760.47, 20,083,352,651.40 and 4,880,924,382.56

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Solution

The fourth proportional to 13,388,903,760.47, 20,083,352,651.40 and 4,880,924,382.56 is: 7,321,385,484.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,388,903,760.47 : 20,083,352,651.40 = 4,880,924,382.56 : x
  2. Step 2: Convert to fraction form
    13,388,903,760.47/20,083,352,651.40 = 4,880,924,382.56/x
  3. Step 3: Cross multiply
    13,388,903,760.47x = 20,083,352,651.40 × 4,880,924,382.56
  4. Step 4: Simplify right side
    13,388,903,760.47x = 98,025,325,639,769,292,800
  5. Step 5: Solve for x
    x = 98,025,325,639,769,292,800/13,388,903,760.47
  6. Step 6: Final answer
    x = 7,321,385,484.09

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1.5x scale

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.