Home / 18,149,207,912.40-27,223,811,868.60-4,362,919,784.40

Finding the Fourth Proportional to 18,149,207,912.40, 27,223,811,868.60 and 4,362,919,784.40

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Solution

The fourth proportional to 18,149,207,912.40, 27,223,811,868.60 and 4,362,919,784.40 is: 6,544,379,676.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149,207,912.40 : 27,223,811,868.60 = 4,362,919,784.40 : x
  2. Step 2: Convert to fraction form
    18,149,207,912.40/27,223,811,868.60 = 4,362,919,784.40/x
  3. Step 3: Cross multiply
    18,149,207,912.40x = 27,223,811,868.60 × 4,362,919,784.40
  4. Step 4: Simplify right side
    18,149,207,912.40x = 118,775,307,408,298,459,136
  5. Step 5: Solve for x
    x = 118,775,307,408,298,459,136/18,149,207,912.40
  6. Step 6: Final answer
    x = 6,544,379,676.60

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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.