Home / 8,492,728,522.80-12,739,092,784.20-4,773,491,828.40

Finding the Fourth Proportional to 8,492,728,522.80, 12,739,092,784.20 and 4,773,491,828.40

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Solution

The fourth proportional to 8,492,728,522.80, 12,739,092,784.20 and 4,773,491,828.40 is: 7,160,237,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,492,728,522.80 : 12,739,092,784.20 = 4,773,491,828.40 : x
  2. Step 2: Convert to fraction form
    8,492,728,522.80/12,739,092,784.20 = 4,773,491,828.40/x
  3. Step 3: Cross multiply
    8,492,728,522.80x = 12,739,092,784.20 × 4,773,491,828.40
  4. Step 4: Simplify right side
    8,492,728,522.80x = 60,809,955,306,608,099,328
  5. Step 5: Solve for x
    x = 60,809,955,306,608,099,328/8,492,728,522.80
  6. Step 6: Final answer
    x = 7,160,237,742.60

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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.