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Finding the Fourth Proportional to 13,366,956,252.90, 20,050,434,379.35 and 13,366,956,252.90

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Solution

The fourth proportional to 13,366,956,252.90, 20,050,434,379.35 and 13,366,956,252.90 is: 20,050,434,379.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,956,252.90 : 20,050,434,379.35 = 13,366,956,252.90 : x
  2. Step 2: Convert to fraction form
    13,366,956,252.90/20,050,434,379.35 = 13,366,956,252.90/x
  3. Step 3: Cross multiply
    13,366,956,252.90x = 20,050,434,379.35 × 13,366,956,252.90
  4. Step 4: Simplify right side
    13,366,956,252.90x = 268,013,279,200,413,581,312
  5. Step 5: Solve for x
    x = 268,013,279,200,413,581,312/13,366,956,252.90
  6. Step 6: Final answer
    x = 20,050,434,379.35

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Double scale
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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.