Home / 43,136,638,287.90-64,704,957,431.85-35,783,951,286.30

Finding the Fourth Proportional to 43,136,638,287.90, 64,704,957,431.85 and 35,783,951,286.30

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Solution

The fourth proportional to 43,136,638,287.90, 64,704,957,431.85 and 35,783,951,286.30 is: 53,675,926,929.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,136,638,287.90 : 64,704,957,431.85 = 35,783,951,286.30 : x
  2. Step 2: Convert to fraction form
    43,136,638,287.90/64,704,957,431.85 = 35,783,951,286.30/x
  3. Step 3: Cross multiply
    43,136,638,287.90x = 64,704,957,431.85 × 35,783,951,286.30
  4. Step 4: Simplify right side
    43,136,638,287.90x = 2,315,399,044,723,435,634,688
  5. Step 5: Solve for x
    x = 2,315,399,044,723,435,634,688/43,136,638,287.90
  6. Step 6: Final answer
    x = 53,675,926,929.45

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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.