Home / 86,910,168,245.65-130,380,104,446.54-35,830,542,198.03

Finding the Fourth Proportional to 86,910,168,245.65, 130,380,104,446.54 and 35,830,542,198.03

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Solution

The fourth proportional to 86,910,168,245.65, 130,380,104,446.54 and 35,830,542,198.03 is: 53,751,936,378.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,910,168,245.65 : 130,380,104,446.54 = 35,830,542,198.03 : x
  2. Step 2: Convert to fraction form
    86,910,168,245.65/130,380,104,446.54 = 35,830,542,198.03/x
  3. Step 3: Cross multiply
    86,910,168,245.65x = 130,380,104,446.54 × 35,830,542,198.03
  4. Step 4: Simplify right side
    86,910,168,245.65x = 4,671,589,834,155,309,924,352
  5. Step 5: Solve for x
    x = 4,671,589,834,155,309,924,352/86,910,168,245.65
  6. Step 6: Final answer
    x = 53,751,936,378.16

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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.