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Finding the Fourth Proportional to 7,175,541,690.40, 10,763,312,535.60 and 7,175,541,690.40

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Solution

The fourth proportional to 7,175,541,690.40, 10,763,312,535.60 and 7,175,541,690.40 is: 10,763,312,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175,541,690.40 : 10,763,312,535.60 = 7,175,541,690.40 : x
  2. Step 2: Convert to fraction form
    7,175,541,690.40/10,763,312,535.60 = 7,175,541,690.40/x
  3. Step 3: Cross multiply
    7,175,541,690.40x = 10,763,312,535.60 × 7,175,541,690.40
  4. Step 4: Simplify right side
    7,175,541,690.40x = 77,232,597,826,002,731,008
  5. Step 5: Solve for x
    x = 77,232,597,826,002,731,008/7,175,541,690.40
  6. Step 6: Final answer
    x = 10,763,312,535.60

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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.