Home / 628,054,049,255.88-942,355,095,446.90-219,933,343,987.68

Finding the Fourth Proportional to 628,054,049,255.88, 942,355,095,446.90 and 219,933,343,987.68

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Solution

The fourth proportional to 628,054,049,255.88, 942,355,095,446.90 and 219,933,343,987.68 is: 329,995,973,453.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,054,049,255.88 : 942,355,095,446.90 = 219,933,343,987.68 : x
  2. Step 2: Convert to fraction form
    628,054,049,255.88/942,355,095,446.90 = 219,933,343,987.68/x
  3. Step 3: Cross multiply
    628,054,049,255.88x = 942,355,095,446.90 × 219,933,343,987.68
  4. Step 4: Simplify right side
    628,054,049,255.88x = 207,255,307,365,466,081,591,296
  5. Step 5: Solve for x
    x = 207,255,307,365,466,081,591,296/628,054,049,255.88
  6. Step 6: Final answer
    x = 329,995,973,453.28

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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.