Home / 3,079,305,980.40-4,618,958,970.60-3,018,083,977.20

Finding the Fourth Proportional to 3,079,305,980.40, 4,618,958,970.60 and 3,018,083,977.20

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Solution

The fourth proportional to 3,079,305,980.40, 4,618,958,970.60 and 3,018,083,977.20 is: 4,527,125,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,305,980.40 : 4,618,958,970.60 = 3,018,083,977.20 : x
  2. Step 2: Convert to fraction form
    3,079,305,980.40/4,618,958,970.60 = 3,018,083,977.20/x
  3. Step 3: Cross multiply
    3,079,305,980.40x = 4,618,958,970.60 × 3,018,083,977.20
  4. Step 4: Simplify right side
    3,079,305,980.40x = 13,940,406,060,512,065,536
  5. Step 5: Solve for x
    x = 13,940,406,060,512,065,536/3,079,305,980.40
  6. Step 6: Final answer
    x = 4,527,125,965.80

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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.