Home / 21,159,686,282,572-29,201,272,100,503-11,784,482,309,621

Finding the Fourth Proportional to 21,159,686,282,572, 29,201,272,100,503 and 11,784,482,309,621

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Solution

The fourth proportional to 21,159,686,282,572, 29,201,272,100,503 and 11,784,482,309,621 is: 16,263,089,626,722.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,159,686,282,572 : 29,201,272,100,503 = 11,784,482,309,621 : x
  2. Step 2: Convert to fraction form
    21,159,686,282,572/29,201,272,100,503 = 11,784,482,309,621/x
  3. Step 3: Cross multiply
    21,159,686,282,572x = 29,201,272,100,503 × 11,784,482,309,621
  4. Step 4: Simplify right side
    21,159,686,282,572x = 344,121,874,486,806,848,833,847,296
  5. Step 5: Solve for x
    x = 344,121,874,486,806,848,833,847,296/21,159,686,282,572
  6. Step 6: Final answer
    x = 16,263,089,626,722.87

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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.