Home / 436,845,740.04-655,271,059.50-145,712,063.79

Finding the Fourth Proportional to 436,845,740.04, 655,271,059.50 and 145,712,063.79

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Solution

The fourth proportional to 436,845,740.04, 655,271,059.50 and 145,712,063.79 is: 218,568,912.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,845,740.04 : 655,271,059.50 = 145,712,063.79 : x
  2. Step 2: Convert to fraction form
    436,845,740.04/655,271,059.50 = 145,712,063.79/x
  3. Step 3: Cross multiply
    436,845,740.04x = 655,271,059.50 × 145,712,063.79
  4. Step 4: Simplify right side
    436,845,740.04x = 95,480,898,421,604,880
  5. Step 5: Solve for x
    x = 95,480,898,421,604,880/436,845,740.04
  6. Step 6: Final answer
    x = 218,568,912.71

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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.