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Finding the Fourth Proportional to 94,775,982.20, 133,069,012.60 and 94,775,982.20

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Solution

The fourth proportional to 94,775,982.20, 133,069,012.60 and 94,775,982.20 is: 133,069,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,775,982.20 : 133,069,012.60 = 94,775,982.20 : x
  2. Step 2: Convert to fraction form
    94,775,982.20/133,069,012.60 = 94,775,982.20/x
  3. Step 3: Cross multiply
    94,775,982.20x = 133,069,012.60 × 94,775,982.20
  4. Step 4: Simplify right side
    94,775,982.20x = 12,611,746,369,549,176
  5. Step 5: Solve for x
    x = 12,611,746,369,549,176/94,775,982.20
  6. Step 6: Final answer
    x = 133,069,012.60

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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.