Home / 533,579,810.40-800,369,715.60-350,504,290.80

Finding the Fourth Proportional to 533,579,810.40, 800,369,715.60 and 350,504,290.80

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Solution

The fourth proportional to 533,579,810.40, 800,369,715.60 and 350,504,290.80 is: 525,756,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,579,810.40 : 800,369,715.60 = 350,504,290.80 : x
  2. Step 2: Convert to fraction form
    533,579,810.40/800,369,715.60 = 350,504,290.80/x
  3. Step 3: Cross multiply
    533,579,810.40x = 800,369,715.60 × 350,504,290.80
  4. Step 4: Simplify right side
    533,579,810.40x = 280,533,019,544,175,712
  5. Step 5: Solve for x
    x = 280,533,019,544,175,712/533,579,810.40
  6. Step 6: Final answer
    x = 525,756,436.20

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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.