Home / 3,408,578,939.60-5,112,868,409.40-1,227,261,640.40

Finding the Fourth Proportional to 3,408,578,939.60, 5,112,868,409.40 and 1,227,261,640.40

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Solution

The fourth proportional to 3,408,578,939.60, 5,112,868,409.40 and 1,227,261,640.40 is: 1,840,892,460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,578,939.60 : 5,112,868,409.40 = 1,227,261,640.40 : x
  2. Step 2: Convert to fraction form
    3,408,578,939.60/5,112,868,409.40 = 1,227,261,640.40/x
  3. Step 3: Cross multiply
    3,408,578,939.60x = 5,112,868,409.40 × 1,227,261,640.40
  4. Step 4: Simplify right side
    3,408,578,939.60x = 6,274,827,271,269,582,848
  5. Step 5: Solve for x
    x = 6,274,827,271,269,582,848/3,408,578,939.60
  6. Step 6: Final answer
    x = 1,840,892,460.60

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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.