Home / 49,302,021.60-73,811,314.80-30,170,145.60

Finding the Fourth Proportional to 49,302,021.60, 73,811,314.80 and 30,170,145.60

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Solution

The fourth proportional to 49,302,021.60, 73,811,314.80 and 30,170,145.60 is: 45,168,494.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,302,021.60 : 73,811,314.80 = 30,170,145.60 : x
  2. Step 2: Convert to fraction form
    49,302,021.60/73,811,314.80 = 30,170,145.60/x
  3. Step 3: Cross multiply
    49,302,021.60x = 73,811,314.80 × 30,170,145.60
  4. Step 4: Simplify right side
    49,302,021.60x = 2,226,898,114,443,435
  5. Step 5: Solve for x
    x = 2,226,898,114,443,435/49,302,021.60
  6. Step 6: Final answer
    x = 45,168,494.97

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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.