Home / 7,938,795,890.40-11,908,193,835.60-7,938,795,890.40

Finding the Fourth Proportional to 7,938,795,890.40, 11,908,193,835.60 and 7,938,795,890.40

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Solution

The fourth proportional to 7,938,795,890.40, 11,908,193,835.60 and 7,938,795,890.40 is: 11,908,193,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938,795,890.40 : 11,908,193,835.60 = 7,938,795,890.40 : x
  2. Step 2: Convert to fraction form
    7,938,795,890.40/11,908,193,835.60 = 7,938,795,890.40/x
  3. Step 3: Cross multiply
    7,938,795,890.40x = 11,908,193,835.60 × 7,938,795,890.40
  4. Step 4: Simplify right side
    7,938,795,890.40x = 94,536,720,284,147,892,224
  5. Step 5: Solve for x
    x = 94,536,720,284,147,892,224/7,938,795,890.40
  6. Step 6: Final answer
    x = 11,908,193,835.60

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Double scale
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Similar ratio
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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.