Home / 228,865,007.80-343,297,511.70-75,534,729.40

Finding the Fourth Proportional to 228,865,007.80, 343,297,511.70 and 75,534,729.40

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Solution

The fourth proportional to 228,865,007.80, 343,297,511.70 and 75,534,729.40 is: 113,302,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,865,007.80 : 343,297,511.70 = 75,534,729.40 : x
  2. Step 2: Convert to fraction form
    228,865,007.80/343,297,511.70 = 75,534,729.40/x
  3. Step 3: Cross multiply
    228,865,007.80x = 343,297,511.70 × 75,534,729.40
  4. Step 4: Simplify right side
    228,865,007.80x = 25,930,884,649,952,836
  5. Step 5: Solve for x
    x = 25,930,884,649,952,836/228,865,007.80
  6. Step 6: Final answer
    x = 113,302,094.10

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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.