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Finding the Fourth Proportional to 17,593,990,280.40, 26,390,985,420.60 and 17,593,990,280.40

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Solution

The fourth proportional to 17,593,990,280.40, 26,390,985,420.60 and 17,593,990,280.40 is: 26,390,985,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,593,990,280.40 : 26,390,985,420.60 = 17,593,990,280.40 : x
  2. Step 2: Convert to fraction form
    17,593,990,280.40/26,390,985,420.60 = 17,593,990,280.40/x
  3. Step 3: Cross multiply
    17,593,990,280.40x = 26,390,985,420.60 × 17,593,990,280.40
  4. Step 4: Simplify right side
    17,593,990,280.40x = 464,322,740,980,214,530,048
  5. Step 5: Solve for x
    x = 464,322,740,980,214,530,048/17,593,990,280.40
  6. Step 6: Final answer
    x = 26,390,985,420.60

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1.5x scale

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.