Home / 2,018,348,531.20-3,028,089,667.20-983,243,180.80

Finding the Fourth Proportional to 2,018,348,531.20, 3,028,089,667.20 and 983,243,180.80

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Solution

The fourth proportional to 2,018,348,531.20, 3,028,089,667.20 and 983,243,180.80 is: 1,475,140,923.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,348,531.20 : 3,028,089,667.20 = 983,243,180.80 : x
  2. Step 2: Convert to fraction form
    2,018,348,531.20/3,028,089,667.20 = 983,243,180.80/x
  3. Step 3: Cross multiply
    2,018,348,531.20x = 3,028,089,667.20 × 983,243,180.80
  4. Step 4: Simplify right side
    2,018,348,531.20x = 2,977,348,516,125,341,184
  5. Step 5: Solve for x
    x = 2,977,348,516,125,341,184/2,018,348,531.20
  6. Step 6: Final answer
    x = 1,475,140,923.43

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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.