Home / 436,897,955.71-655,342,448.75-252,548,131.01

Finding the Fourth Proportional to 436,897,955.71, 655,342,448.75 and 252,548,131.01

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Solution

The fourth proportional to 436,897,955.71, 655,342,448.75 and 252,548,131.01 is: 378,819,604.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,897,955.71 : 655,342,448.75 = 252,548,131.01 : x
  2. Step 2: Convert to fraction form
    436,897,955.71/655,342,448.75 = 252,548,131.01/x
  3. Step 3: Cross multiply
    436,897,955.71x = 655,342,448.75 × 252,548,131.01
  4. Step 4: Simplify right side
    436,897,955.71x = 165,505,510,603,426,400
  5. Step 5: Solve for x
    x = 165,505,510,603,426,400/436,897,955.71
  6. Step 6: Final answer
    x = 378,819,604.08

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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.