Home / 11,515,284,002.40-17,272,926,003.60-9,423,213,361.80

Finding the Fourth Proportional to 11,515,284,002.40, 17,272,926,003.60 and 9,423,213,361.80

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Solution

The fourth proportional to 11,515,284,002.40, 17,272,926,003.60 and 9,423,213,361.80 is: 14,134,820,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,515,284,002.40 : 17,272,926,003.60 = 9,423,213,361.80 : x
  2. Step 2: Convert to fraction form
    11,515,284,002.40/17,272,926,003.60 = 9,423,213,361.80/x
  3. Step 3: Cross multiply
    11,515,284,002.40x = 17,272,926,003.60 × 9,423,213,361.80
  4. Step 4: Simplify right side
    11,515,284,002.40x = 162,766,467,114,506,158,080
  5. Step 5: Solve for x
    x = 162,766,467,114,506,158,080/11,515,284,002.40
  6. Step 6: Final answer
    x = 14,134,820,042.70

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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.