Home / 3,520,510,128,006.40-5,280,765,192,009.60-2,815,232,651,142.60

Finding the Fourth Proportional to 3,520,510,128,006.40, 5,280,765,192,009.60 and 2,815,232,651,142.60

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Solution

The fourth proportional to 3,520,510,128,006.40, 5,280,765,192,009.60 and 2,815,232,651,142.60 is: 4,222,848,976,713.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,510,128,006.40 : 5,280,765,192,009.60 = 2,815,232,651,142.60 : x
  2. Step 2: Convert to fraction form
    3,520,510,128,006.40/5,280,765,192,009.60 = 2,815,232,651,142.60/x
  3. Step 3: Cross multiply
    3,520,510,128,006.40x = 5,280,765,192,009.60 × 2,815,232,651,142.60
  4. Step 4: Simplify right side
    3,520,510,128,006.40x = 14,866,582,591,562,746,565,754,880
  5. Step 5: Solve for x
    x = 14,866,582,591,562,746,565,754,880/3,520,510,128,006.40
  6. Step 6: Final answer
    x = 4,222,848,976,713.90

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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.