Home / 21,919,761,075.26-30,249,270,275.18-11,895,255,922.39

Finding the Fourth Proportional to 21,919,761,075.26, 30,249,270,275.18 and 11,895,255,922.39

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Solution

The fourth proportional to 21,919,761,075.26, 30,249,270,275.18 and 11,895,255,922.39 is: 16,415,453,168.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,919,761,075.26 : 30,249,270,275.18 = 11,895,255,922.39 : x
  2. Step 2: Convert to fraction form
    21,919,761,075.26/30,249,270,275.18 = 11,895,255,922.39/x
  3. Step 3: Cross multiply
    21,919,761,075.26x = 30,249,270,275.18 × 11,895,255,922.39
  4. Step 4: Simplify right side
    21,919,761,075.26x = 359,822,811,388,660,416,512
  5. Step 5: Solve for x
    x = 359,822,811,388,660,416,512/21,919,761,075.26
  6. Step 6: Final answer
    x = 16,415,453,168.18

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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.