Home / 419,379,913.55-629,160,676.61-160,595,143.01

Finding the Fourth Proportional to 419,379,913.55, 629,160,676.61 and 160,595,143.01

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Solution

The fourth proportional to 419,379,913.55, 629,160,676.61 and 160,595,143.01 is: 240,927,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,379,913.55 : 629,160,676.61 = 160,595,143.01 : x
  2. Step 2: Convert to fraction form
    419,379,913.55/629,160,676.61 = 160,595,143.01/x
  3. Step 3: Cross multiply
    419,379,913.55x = 629,160,676.61 × 160,595,143.01
  4. Step 4: Simplify right side
    419,379,913.55x = 101,040,148,837,533,984
  5. Step 5: Solve for x
    x = 101,040,148,837,533,984/419,379,913.55
  6. Step 6: Final answer
    x = 240,927,487.40

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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.