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Finding the Fourth Proportional to 163,211,340.30, 228,798,207.30 and 163,211,340.30

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Solution

The fourth proportional to 163,211,340.30, 228,798,207.30 and 163,211,340.30 is: 228,798,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,211,340.30 : 228,798,207.30 = 163,211,340.30 : x
  2. Step 2: Convert to fraction form
    163,211,340.30/228,798,207.30 = 163,211,340.30/x
  3. Step 3: Cross multiply
    163,211,340.30x = 228,798,207.30 × 163,211,340.30
  4. Step 4: Simplify right side
    163,211,340.30x = 37,342,462,071,670,248
  5. Step 5: Solve for x
    x = 37,342,462,071,670,248/163,211,340.30
  6. Step 6: Final answer
    x = 228,798,207.30

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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.