Home / 1,882,486,915.76-2,824,075,072.17-776,488,418.52

Finding the Fourth Proportional to 1,882,486,915.76, 2,824,075,072.17 and 776,488,418.52

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Solution

The fourth proportional to 1,882,486,915.76, 2,824,075,072.17 and 776,488,418.52 is: 1,164,874,809.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,486,915.76 : 2,824,075,072.17 = 776,488,418.52 : x
  2. Step 2: Convert to fraction form
    1,882,486,915.76/2,824,075,072.17 = 776,488,418.52/x
  3. Step 3: Cross multiply
    1,882,486,915.76x = 2,824,075,072.17 × 776,488,418.52
  4. Step 4: Simplify right side
    1,882,486,915.76x = 2,192,861,586,571,038,208
  5. Step 5: Solve for x
    x = 2,192,861,586,571,038,208/1,882,486,915.76
  6. Step 6: Final answer
    x = 1,164,874,809.07

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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.