Home / 887,082,458.04-1,224,124,289.82-485,116,884.36

Finding the Fourth Proportional to 887,082,458.04, 1,224,124,289.82 and 485,116,884.36

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Solution

The fourth proportional to 887,082,458.04, 1,224,124,289.82 and 485,116,884.36 is: 669,434,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,082,458.04 : 1,224,124,289.82 = 485,116,884.36 : x
  2. Step 2: Convert to fraction form
    887,082,458.04/1,224,124,289.82 = 485,116,884.36/x
  3. Step 3: Cross multiply
    887,082,458.04x = 1,224,124,289.82 × 485,116,884.36
  4. Step 4: Simplify right side
    887,082,458.04x = 593,843,361,546,876,032
  5. Step 5: Solve for x
    x = 593,843,361,546,876,032/887,082,458.04
  6. Step 6: Final answer
    x = 669,434,229.21

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.