Home / 18,475,814,793.60-27,713,722,190.40-8,662,154,428.80

Finding the Fourth Proportional to 18,475,814,793.60, 27,713,722,190.40 and 8,662,154,428.80

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Solution

The fourth proportional to 18,475,814,793.60, 27,713,722,190.40 and 8,662,154,428.80 is: 12,993,231,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475,814,793.60 : 27,713,722,190.40 = 8,662,154,428.80 : x
  2. Step 2: Convert to fraction form
    18,475,814,793.60/27,713,722,190.40 = 8,662,154,428.80/x
  3. Step 3: Cross multiply
    18,475,814,793.60x = 27,713,722,190.40 × 8,662,154,428.80
  4. Step 4: Simplify right side
    18,475,814,793.60x = 240,060,541,410,106,179,584
  5. Step 5: Solve for x
    x = 240,060,541,410,106,179,584/18,475,814,793.60
  6. Step 6: Final answer
    x = 12,993,231,643.20

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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.