Home / 355,819,660.80-534,073,780.70-171,716,738.01

Finding the Fourth Proportional to 355,819,660.80, 534,073,780.70 and 171,716,738.01

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Solution

The fourth proportional to 355,819,660.80, 534,073,780.70 and 171,716,738.01 is: 257,741,259.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,819,660.80 : 534,073,780.70 = 171,716,738.01 : x
  2. Step 2: Convert to fraction form
    355,819,660.80/534,073,780.70 = 171,716,738.01/x
  3. Step 3: Cross multiply
    355,819,660.80x = 534,073,780.70 × 171,716,738.01
  4. Step 4: Simplify right side
    355,819,660.80x = 91,709,407,477,613,504
  5. Step 5: Solve for x
    x = 91,709,407,477,613,504/355,819,660.80
  6. Step 6: Final answer
    x = 257,741,259.35

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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.