Home / 1,963,168,355,376.80-2,945,046,973,821.20-689,528,664,576.52

Finding the Fourth Proportional to 1,963,168,355,376.80, 2,945,046,973,821.20 and 689,528,664,576.52

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Solution

The fourth proportional to 1,963,168,355,376.80, 2,945,046,973,821.20 and 689,528,664,576.52 is: 1,034,396,414,047.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,168,355,376.80 : 2,945,046,973,821.20 = 689,528,664,576.52 : x
  2. Step 2: Convert to fraction form
    1,963,168,355,376.80/2,945,046,973,821.20 = 689,528,664,576.52/x
  3. Step 3: Cross multiply
    1,963,168,355,376.80x = 2,945,046,973,821.20 × 689,528,664,576.52
  4. Step 4: Simplify right side
    1,963,168,355,376.80x = 2,030,694,306,974,053,634,670,592
  5. Step 5: Solve for x
    x = 2,030,694,306,974,053,634,670,592/1,963,168,355,376.80
  6. Step 6: Final answer
    x = 1,034,396,414,047.89

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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.