Home / 11,331,044,138.40-16,996,566,207.60-7,208,762,589.60

Finding the Fourth Proportional to 11,331,044,138.40, 16,996,566,207.60 and 7,208,762,589.60

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Solution

The fourth proportional to 11,331,044,138.40, 16,996,566,207.60 and 7,208,762,589.60 is: 10,813,143,884.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331,044,138.40 : 16,996,566,207.60 = 7,208,762,589.60 : x
  2. Step 2: Convert to fraction form
    11,331,044,138.40/16,996,566,207.60 = 7,208,762,589.60/x
  3. Step 3: Cross multiply
    11,331,044,138.40x = 16,996,566,207.60 × 7,208,762,589.60
  4. Step 4: Simplify right side
    11,331,044,138.40x = 122,524,210,629,006,442,496
  5. Step 5: Solve for x
    x = 122,524,210,629,006,442,496/11,331,044,138.40
  6. Step 6: Final answer
    x = 10,813,143,884.40

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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.