Home / 228,132,048.60-342,198,072.90-220,069,891.80

Finding the Fourth Proportional to 228,132,048.60, 342,198,072.90 and 220,069,891.80

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Solution

The fourth proportional to 228,132,048.60, 342,198,072.90 and 220,069,891.80 is: 330,104,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,132,048.60 : 342,198,072.90 = 220,069,891.80 : x
  2. Step 2: Convert to fraction form
    228,132,048.60/342,198,072.90 = 220,069,891.80/x
  3. Step 3: Cross multiply
    228,132,048.60x = 342,198,072.90 × 220,069,891.80
  4. Step 4: Simplify right side
    228,132,048.60x = 75,307,492,877,271,504
  5. Step 5: Solve for x
    x = 75,307,492,877,271,504/228,132,048.60
  6. Step 6: Final answer
    x = 330,104,837.70

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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.