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Finding the Fourth Proportional to 1,222,366,988.70, 1,833,550,483.05 and 1,222,366,988.70

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Solution

The fourth proportional to 1,222,366,988.70, 1,833,550,483.05 and 1,222,366,988.70 is: 1,833,550,483.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,366,988.70 : 1,833,550,483.05 = 1,222,366,988.70 : x
  2. Step 2: Convert to fraction form
    1,222,366,988.70/1,833,550,483.05 = 1,222,366,988.70/x
  3. Step 3: Cross multiply
    1,222,366,988.70x = 1,833,550,483.05 × 1,222,366,988.70
  4. Step 4: Simplify right side
    1,222,366,988.70x = 2,241,271,582,595,258,880
  5. Step 5: Solve for x
    x = 2,241,271,582,595,258,880/1,222,366,988.70
  6. Step 6: Final answer
    x = 1,833,550,483.05

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Double scale
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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.