Home / 2,018,348,542.70-3,028,089,684.45-983,243,192.30

Finding the Fourth Proportional to 2,018,348,542.70, 3,028,089,684.45 and 983,243,192.30

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Solution

The fourth proportional to 2,018,348,542.70, 3,028,089,684.45 and 983,243,192.30 is: 1,475,140,940.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,348,542.70 : 3,028,089,684.45 = 983,243,192.30 : x
  2. Step 2: Convert to fraction form
    2,018,348,542.70/3,028,089,684.45 = 983,243,192.30/x
  3. Step 3: Cross multiply
    2,018,348,542.70x = 3,028,089,684.45 × 983,243,192.30
  4. Step 4: Simplify right side
    2,018,348,542.70x = 2,977,348,567,909,317,120
  5. Step 5: Solve for x
    x = 2,977,348,567,909,317,120/2,018,348,542.70
  6. Step 6: Final answer
    x = 1,475,140,940.69

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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.