Home / 554,324,102.03-764,967,500.27-303,429,924.92

Finding the Fourth Proportional to 554,324,102.03, 764,967,500.27 and 303,429,924.92

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Solution

The fourth proportional to 554,324,102.03, 764,967,500.27 and 303,429,924.92 is: 418,733,427.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,324,102.03 : 764,967,500.27 = 303,429,924.92 : x
  2. Step 2: Convert to fraction form
    554,324,102.03/764,967,500.27 = 303,429,924.92/x
  3. Step 3: Cross multiply
    554,324,102.03x = 764,967,500.27 × 303,429,924.92
  4. Step 4: Simplify right side
    554,324,102.03x = 232,114,031,173,166,176
  5. Step 5: Solve for x
    x = 232,114,031,173,166,176/554,324,102.03
  6. Step 6: Final answer
    x = 418,733,427.47

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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.