Home / 631,116,451.83-946,674,685.97-171,054,621.15

Finding the Fourth Proportional to 631,116,451.83, 946,674,685.97 and 171,054,621.15

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Solution

The fourth proportional to 631,116,451.83, 946,674,685.97 and 171,054,621.15 is: 256,581,933.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,116,451.83 : 946,674,685.97 = 171,054,621.15 : x
  2. Step 2: Convert to fraction form
    631,116,451.83/946,674,685.97 = 171,054,621.15/x
  3. Step 3: Cross multiply
    631,116,451.83x = 946,674,685.97 × 171,054,621.15
  4. Step 4: Simplify right side
    631,116,451.83x = 161,933,079,757,129,728
  5. Step 5: Solve for x
    x = 161,933,079,757,129,728/631,116,451.83
  6. Step 6: Final answer
    x = 256,581,933.95

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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.