Home / 301,806,126.45-452,709,189.68-219,539,059.65

Finding the Fourth Proportional to 301,806,126.45, 452,709,189.68 and 219,539,059.65

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Solution

The fourth proportional to 301,806,126.45, 452,709,189.68 and 219,539,059.65 is: 329,308,589.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,806,126.45 : 452,709,189.68 = 219,539,059.65 : x
  2. Step 2: Convert to fraction form
    301,806,126.45/452,709,189.68 = 219,539,059.65/x
  3. Step 3: Cross multiply
    301,806,126.45x = 452,709,189.68 × 219,539,059.65
  4. Step 4: Simplify right side
    301,806,126.45x = 99,387,349,796,162,992
  5. Step 5: Solve for x
    x = 99,387,349,796,162,992/301,806,126.45
  6. Step 6: Final answer
    x = 329,308,589.48

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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.