Home / 1,066,964,684.40-1,601,342,821.80-485,593,599.60

Finding the Fourth Proportional to 1,066,964,684.40, 1,601,342,821.80 and 485,593,599.60

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Solution

The fourth proportional to 1,066,964,684.40, 1,601,342,821.80 and 485,593,599.60 is: 728,798,090.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,964,684.40 : 1,601,342,821.80 = 485,593,599.60 : x
  2. Step 2: Convert to fraction form
    1,066,964,684.40/1,601,342,821.80 = 485,593,599.60/x
  3. Step 3: Cross multiply
    1,066,964,684.40x = 1,601,342,821.80 × 485,593,599.60
  4. Step 4: Simplify right side
    1,066,964,684.40x = 777,601,825,031,483,392
  5. Step 5: Solve for x
    x = 777,601,825,031,483,392/1,066,964,684.40
  6. Step 6: Final answer
    x = 728,798,090.88

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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.