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Finding the Fourth Proportional to 7,134,944,470.40, 10,702,416,705.60 and 7,134,944,470.40

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Solution

The fourth proportional to 7,134,944,470.40, 10,702,416,705.60 and 7,134,944,470.40 is: 10,702,416,705.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134,944,470.40 : 10,702,416,705.60 = 7,134,944,470.40 : x
  2. Step 2: Convert to fraction form
    7,134,944,470.40/10,702,416,705.60 = 7,134,944,470.40/x
  3. Step 3: Cross multiply
    7,134,944,470.40x = 10,702,416,705.60 × 7,134,944,470.40
  4. Step 4: Simplify right side
    7,134,944,470.40x = 76,361,148,893,537,304,576
  5. Step 5: Solve for x
    x = 76,361,148,893,537,304,576/7,134,944,470.40
  6. Step 6: Final answer
    x = 10,702,416,705.60

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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.