Home / 15,869,764,711,930-21,900,954,075,380-8,838,361,732,217.40

Finding the Fourth Proportional to 15,869,764,711,930, 21,900,954,075,380 and 8,838,361,732,217.40

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Solution

The fourth proportional to 15,869,764,711,930, 21,900,954,075,380 and 8,838,361,732,217.40 is: 12,197,317,220,045.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,869,764,711,930 : 21,900,954,075,380 = 8,838,361,732,217.40 : x
  2. Step 2: Convert to fraction form
    15,869,764,711,930/21,900,954,075,380 = 8,838,361,732,217.40/x
  3. Step 3: Cross multiply
    15,869,764,711,930x = 21,900,954,075,380 × 8,838,361,732,217.40
  4. Step 4: Simplify right side
    15,869,764,711,930x = 193,568,554,398,889,295,543,795,712
  5. Step 5: Solve for x
    x = 193,568,554,398,889,295,543,795,712/15,869,764,711,930
  6. Step 6: Final answer
    x = 12,197,317,220,045.19

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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.