Home / 15,869,764,711,929-21,900,954,075,378-8,838,361,732,215.80

Finding the Fourth Proportional to 15,869,764,711,929, 21,900,954,075,378 and 8,838,361,732,215.80

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Solution

The fourth proportional to 15,869,764,711,929, 21,900,954,075,378 and 8,838,361,732,215.80 is: 12,197,317,220,042.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,869,764,711,929 : 21,900,954,075,378 = 8,838,361,732,215.80 : x
  2. Step 2: Convert to fraction form
    15,869,764,711,929/21,900,954,075,378 = 8,838,361,732,215.80/x
  3. Step 3: Cross multiply
    15,869,764,711,929x = 21,900,954,075,378 × 8,838,361,732,215.80
  4. Step 4: Simplify right side
    15,869,764,711,929x = 193,568,554,398,836,587,705,139,200
  5. Step 5: Solve for x
    x = 193,568,554,398,836,587,705,139,200/15,869,764,711,929
  6. Step 6: Final answer
    x = 12,197,317,220,042.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.