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Finding the Fourth Proportional to 101,033,813.55, 151,550,720.33 and 101,033,813.55

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Solution

The fourth proportional to 101,033,813.55, 151,550,720.33 and 101,033,813.55 is: 151,550,720.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,033,813.55 : 151,550,720.33 = 101,033,813.55 : x
  2. Step 2: Convert to fraction form
    101,033,813.55/151,550,720.33 = 101,033,813.55/x
  3. Step 3: Cross multiply
    101,033,813.55x = 151,550,720.33 × 101,033,813.55
  4. Step 4: Simplify right side
    101,033,813.55x = 15,311,747,221,189,416
  5. Step 5: Solve for x
    x = 15,311,747,221,189,416/101,033,813.55
  6. Step 6: Final answer
    x = 151,550,720.33

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Similar ratio
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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.