Home / 7,516,636,644-11,257,780,105.08-3,589,093,681.68

Finding the Fourth Proportional to 7,516,636,644, 11,257,780,105.08 and 3,589,093,681.68

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Solution

The fourth proportional to 7,516,636,644, 11,257,780,105.08 and 3,589,093,681.68 is: 5,375,439,755.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516,636,644 : 11,257,780,105.08 = 3,589,093,681.68 : x
  2. Step 2: Convert to fraction form
    7,516,636,644/11,257,780,105.08 = 3,589,093,681.68/x
  3. Step 3: Cross multiply
    7,516,636,644x = 11,257,780,105.08 × 3,589,093,681.68
  4. Step 4: Simplify right side
    7,516,636,644x = 40,405,227,444,885,430,272
  5. Step 5: Solve for x
    x = 40,405,227,444,885,430,272/7,516,636,644
  6. Step 6: Final answer
    x = 5,375,439,755.64

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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.