Home / 218,536,327,802.67-301,559,893,743.55-120,875,866,827.37

Finding the Fourth Proportional to 218,536,327,802.67, 301,559,893,743.55 and 120,875,866,827.37

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Solution

The fourth proportional to 218,536,327,802.67, 301,559,893,743.55 and 120,875,866,827.37 is: 166,797,501,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,536,327,802.67 : 301,559,893,743.55 = 120,875,866,827.37 : x
  2. Step 2: Convert to fraction form
    218,536,327,802.67/301,559,893,743.55 = 120,875,866,827.37/x
  3. Step 3: Cross multiply
    218,536,327,802.67x = 301,559,893,743.55 × 120,875,866,827.37
  4. Step 4: Simplify right side
    218,536,327,802.67x = 36,451,313,556,621,195,476,992
  5. Step 5: Solve for x
    x = 36,451,313,556,621,195,476,992/218,536,327,802.67
  6. Step 6: Final answer
    x = 166,797,501,921.67

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1.5x scale

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.