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Finding the Fourth Proportional to 163,350,458.20, 228,860,702.60 and 163,350,458.20

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Solution

The fourth proportional to 163,350,458.20, 228,860,702.60 and 163,350,458.20 is: 228,860,702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,350,458.20 : 228,860,702.60 = 163,350,458.20 : x
  2. Step 2: Convert to fraction form
    163,350,458.20/228,860,702.60 = 163,350,458.20/x
  3. Step 3: Cross multiply
    163,350,458.20x = 228,860,702.60 × 163,350,458.20
  4. Step 4: Simplify right side
    163,350,458.20x = 37,384,500,633,683,928
  5. Step 5: Solve for x
    x = 37,384,500,633,683,928/163,350,458.20
  6. Step 6: Final answer
    x = 228,860,702.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.