Home / 11,321,856,274.40-16,982,784,411.60-8,015,868,101.60

Finding the Fourth Proportional to 11,321,856,274.40, 16,982,784,411.60 and 8,015,868,101.60

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Solution

The fourth proportional to 11,321,856,274.40, 16,982,784,411.60 and 8,015,868,101.60 is: 12,023,802,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,321,856,274.40 : 16,982,784,411.60 = 8,015,868,101.60 : x
  2. Step 2: Convert to fraction form
    11,321,856,274.40/16,982,784,411.60 = 8,015,868,101.60/x
  3. Step 3: Cross multiply
    11,321,856,274.40x = 16,982,784,411.60 × 8,015,868,101.60
  4. Step 4: Simplify right side
    11,321,856,274.40x = 136,131,759,841,294,172,160
  5. Step 5: Solve for x
    x = 136,131,759,841,294,172,160/11,321,856,274.40
  6. Step 6: Final answer
    x = 12,023,802,152.40

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Double scale
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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.