Home / 864,332,028.84-1,192,928,924.40-512,106,328.20

Finding the Fourth Proportional to 864,332,028.84, 1,192,928,924.40 and 512,106,328.20

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Solution

The fourth proportional to 864,332,028.84, 1,192,928,924.40 and 512,106,328.20 is: 706,796,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,332,028.84 : 1,192,928,924.40 = 512,106,328.20 : x
  2. Step 2: Convert to fraction form
    864,332,028.84/1,192,928,924.40 = 512,106,328.20/x
  3. Step 3: Cross multiply
    864,332,028.84x = 1,192,928,924.40 × 512,106,328.20
  4. Step 4: Simplify right side
    864,332,028.84x = 610,906,451,278,059,392
  5. Step 5: Solve for x
    x = 610,906,451,278,059,392/864,332,028.84
  6. Step 6: Final answer
    x = 706,796,035.43

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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.