Home / 2,006,483,999.90-3,009,725,999.85-1,309,127,119.70

Finding the Fourth Proportional to 2,006,483,999.90, 3,009,725,999.85 and 1,309,127,119.70

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Solution

The fourth proportional to 2,006,483,999.90, 3,009,725,999.85 and 1,309,127,119.70 is: 1,963,690,679.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006,483,999.90 : 3,009,725,999.85 = 1,309,127,119.70 : x
  2. Step 2: Convert to fraction form
    2,006,483,999.90/3,009,725,999.85 = 1,309,127,119.70/x
  3. Step 3: Cross multiply
    2,006,483,999.90x = 3,009,725,999.85 × 1,309,127,119.70
  4. Step 4: Simplify right side
    2,006,483,999.90x = 3,940,113,929,269,833,216
  5. Step 5: Solve for x
    x = 3,940,113,929,269,833,216/2,006,483,999.90
  6. Step 6: Final answer
    x = 1,963,690,679.55

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1.5x scale

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.