Home / 468,483,697.80-646,507,564.20-259,653,322.62

Finding the Fourth Proportional to 468,483,697.80, 646,507,564.20 and 259,653,322.62

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Solution

The fourth proportional to 468,483,697.80, 646,507,564.20 and 259,653,322.62 is: 358,321,619.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,483,697.80 : 646,507,564.20 = 259,653,322.62 : x
  2. Step 2: Convert to fraction form
    468,483,697.80/646,507,564.20 = 259,653,322.62/x
  3. Step 3: Cross multiply
    468,483,697.80x = 646,507,564.20 × 259,653,322.62
  4. Step 4: Simplify right side
    468,483,697.80x = 167,867,837,143,492,992
  5. Step 5: Solve for x
    x = 167,867,837,143,492,992/468,483,697.80
  6. Step 6: Final answer
    x = 358,321,619.16

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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.