Home / 180,213,394.07-270,330,496.86-69,549,638.33

Finding the Fourth Proportional to 180,213,394.07, 270,330,496.86 and 69,549,638.33

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Solution

The fourth proportional to 180,213,394.07, 270,330,496.86 and 69,549,638.33 is: 104,328,473.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,213,394.07 : 270,330,496.86 = 69,549,638.33 : x
  2. Step 2: Convert to fraction form
    180,213,394.07/270,330,496.86 = 69,549,638.33/x
  3. Step 3: Cross multiply
    180,213,394.07x = 270,330,496.86 × 69,549,638.33
  4. Step 4: Simplify right side
    180,213,394.07x = 18,801,388,286,182,200
  5. Step 5: Solve for x
    x = 18,801,388,286,182,200/180,213,394.07
  6. Step 6: Final answer
    x = 104,328,473.38

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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.