Home / 401,238,739.50-601,074,907.11-276,446,981.67

Finding the Fourth Proportional to 401,238,739.50, 601,074,907.11 and 276,446,981.67

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Solution

The fourth proportional to 401,238,739.50, 601,074,907.11 and 276,446,981.67 is: 414,130,858.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,238,739.50 : 601,074,907.11 = 276,446,981.67 : x
  2. Step 2: Convert to fraction form
    401,238,739.50/601,074,907.11 = 276,446,981.67/x
  3. Step 3: Cross multiply
    401,238,739.50x = 601,074,907.11 × 276,446,981.67
  4. Step 4: Simplify right side
    401,238,739.50x = 166,165,343,828,135,136
  5. Step 5: Solve for x
    x = 166,165,343,828,135,136/401,238,739.50
  6. Step 6: Final answer
    x = 414,130,858.94

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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.