Home / 3,188,736,746.20-4,783,105,119.30-1,957,914,141.40

Finding the Fourth Proportional to 3,188,736,746.20, 4,783,105,119.30 and 1,957,914,141.40

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Solution

The fourth proportional to 3,188,736,746.20, 4,783,105,119.30 and 1,957,914,141.40 is: 2,936,871,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,736,746.20 : 4,783,105,119.30 = 1,957,914,141.40 : x
  2. Step 2: Convert to fraction form
    3,188,736,746.20/4,783,105,119.30 = 1,957,914,141.40/x
  3. Step 3: Cross multiply
    3,188,736,746.20x = 4,783,105,119.30 × 1,957,914,141.40
  4. Step 4: Simplify right side
    3,188,736,746.20x = 9,364,909,152,880,205,824
  5. Step 5: Solve for x
    x = 9,364,909,152,880,205,824/3,188,736,746.20
  6. Step 6: Final answer
    x = 2,936,871,212.10

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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.