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Finding the Fourth Proportional to 7,474,594,953.60, 11,211,892,430.40 and 7,474,594,953.60

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Solution

The fourth proportional to 7,474,594,953.60, 11,211,892,430.40 and 7,474,594,953.60 is: 11,211,892,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,474,594,953.60 : 11,211,892,430.40 = 7,474,594,953.60 : x
  2. Step 2: Convert to fraction form
    7,474,594,953.60/11,211,892,430.40 = 7,474,594,953.60/x
  3. Step 3: Cross multiply
    7,474,594,953.60x = 11,211,892,430.40 × 7,474,594,953.60
  4. Step 4: Simplify right side
    7,474,594,953.60x = 83,804,354,580,573,880,320
  5. Step 5: Solve for x
    x = 83,804,354,580,573,880,320/7,474,594,953.60
  6. Step 6: Final answer
    x = 11,211,892,430.40

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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.