Home / 1,963,168,355,947.40-2,945,046,974,676.80-689,528,665,145.96

Finding the Fourth Proportional to 1,963,168,355,947.40, 2,945,046,974,676.80 and 689,528,665,145.96

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Solution

The fourth proportional to 1,963,168,355,947.40, 2,945,046,974,676.80 and 689,528,665,145.96 is: 1,034,396,414,902.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,168,355,947.40 : 2,945,046,974,676.80 = 689,528,665,145.96 : x
  2. Step 2: Convert to fraction form
    1,963,168,355,947.40/2,945,046,974,676.80 = 689,528,665,145.96/x
  3. Step 3: Cross multiply
    1,963,168,355,947.40x = 2,945,046,974,676.80 × 689,528,665,145.96
  4. Step 4: Simplify right side
    1,963,168,355,947.40x = 2,030,694,309,241,041,526,456,320
  5. Step 5: Solve for x
    x = 2,030,694,309,241,041,526,456,320/1,963,168,355,947.40
  6. Step 6: Final answer
    x = 1,034,396,414,902.00

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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.