Home / 3,128,766,056,790.60-4,693,683,759,997.20-1,289,899,519,076.30

Finding the Fourth Proportional to 3,128,766,056,790.60, 4,693,683,759,997.20 and 1,289,899,519,076.30

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Solution

The fourth proportional to 3,128,766,056,790.60, 4,693,683,759,997.20 and 1,289,899,519,076.30 is: 1,935,069,709,534.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,766,056,790.60 : 4,693,683,759,997.20 = 1,289,899,519,076.30 : x
  2. Step 2: Convert to fraction form
    3,128,766,056,790.60/4,693,683,759,997.20 = 1,289,899,519,076.30/x
  3. Step 3: Cross multiply
    3,128,766,056,790.60x = 4,693,683,759,997.20 × 1,289,899,519,076.30
  4. Step 4: Simplify right side
    3,128,766,056,790.60x = 6,054,380,424,716,628,766,228,480
  5. Step 5: Solve for x
    x = 6,054,380,424,716,628,766,228,480/3,128,766,056,790.60
  6. Step 6: Final answer
    x = 1,935,069,709,534.96

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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.