Home / 218,313,556.80-327,470,335.20-64,939,684.20

Finding the Fourth Proportional to 218,313,556.80, 327,470,335.20 and 64,939,684.20

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Solution

The fourth proportional to 218,313,556.80, 327,470,335.20 and 64,939,684.20 is: 97,409,526.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,313,556.80 : 327,470,335.20 = 64,939,684.20 : x
  2. Step 2: Convert to fraction form
    218,313,556.80/327,470,335.20 = 64,939,684.20/x
  3. Step 3: Cross multiply
    218,313,556.80x = 327,470,335.20 × 64,939,684.20
  4. Step 4: Simplify right side
    218,313,556.80x = 21,265,820,152,756,144
  5. Step 5: Solve for x
    x = 21,265,820,152,756,144/218,313,556.80
  6. Step 6: Final answer
    x = 97,409,526.30

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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.