Home / 2,124,665,081.80-3,186,997,622.70-744,300,228.40

Finding the Fourth Proportional to 2,124,665,081.80, 3,186,997,622.70 and 744,300,228.40

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Solution

The fourth proportional to 2,124,665,081.80, 3,186,997,622.70 and 744,300,228.40 is: 1,116,450,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,665,081.80 : 3,186,997,622.70 = 744,300,228.40 : x
  2. Step 2: Convert to fraction form
    2,124,665,081.80/3,186,997,622.70 = 744,300,228.40/x
  3. Step 3: Cross multiply
    2,124,665,081.80x = 3,186,997,622.70 × 744,300,228.40
  4. Step 4: Simplify right side
    2,124,665,081.80x = 2,372,083,058,485,867,008
  5. Step 5: Solve for x
    x = 2,372,083,058,485,867,008/2,124,665,081.80
  6. Step 6: Final answer
    x = 1,116,450,342.60

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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.