Home / 15,779,002,540.04-21,775,035,245.00-8,545,106,170.53

Finding the Fourth Proportional to 15,779,002,540.04, 21,775,035,245.00 and 8,545,106,170.53

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Solution

The fourth proportional to 15,779,002,540.04, 21,775,035,245.00 and 8,545,106,170.53 is: 11,792,252,872.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779,002,540.04 : 21,775,035,245.00 = 8,545,106,170.53 : x
  2. Step 2: Convert to fraction form
    15,779,002,540.04/21,775,035,245.00 = 8,545,106,170.53/x
  3. Step 3: Cross multiply
    15,779,002,540.04x = 21,775,035,245.00 × 8,545,106,170.53
  4. Step 4: Simplify right side
    15,779,002,540.04x = 186,069,988,035,507,486,720
  5. Step 5: Solve for x
    x = 186,069,988,035,507,486,720/15,779,002,540.04
  6. Step 6: Final answer
    x = 11,792,252,872.98

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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.