Home / 12,877,056,538.40-19,315,584,807.60-12,795,427,200.80

Finding the Fourth Proportional to 12,877,056,538.40, 19,315,584,807.60 and 12,795,427,200.80

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Solution

The fourth proportional to 12,877,056,538.40, 19,315,584,807.60 and 12,795,427,200.80 is: 19,193,140,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,877,056,538.40 : 19,315,584,807.60 = 12,795,427,200.80 : x
  2. Step 2: Convert to fraction form
    12,877,056,538.40/19,315,584,807.60 = 12,795,427,200.80/x
  3. Step 3: Cross multiply
    12,877,056,538.40x = 19,315,584,807.60 × 12,795,427,200.80
  4. Step 4: Simplify right side
    12,877,056,538.40x = 247,151,159,246,524,252,160
  5. Step 5: Solve for x
    x = 247,151,159,246,524,252,160/12,877,056,538.40
  6. Step 6: Final answer
    x = 19,193,140,801.20

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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.