Home / 79,411,596.42-119,090,615.06-30,215,770.94

Finding the Fourth Proportional to 79,411,596.42, 119,090,615.06 and 30,215,770.94

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Solution

The fourth proportional to 79,411,596.42, 119,090,615.06 and 30,215,770.94 is: 45,313,466.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,411,596.42 : 119,090,615.06 = 30,215,770.94 : x
  2. Step 2: Convert to fraction form
    79,411,596.42/119,090,615.06 = 30,215,770.94/x
  3. Step 3: Cross multiply
    79,411,596.42x = 119,090,615.06 × 30,215,770.94
  4. Step 4: Simplify right side
    79,411,596.42x = 3,598,414,745,756,674.50
  5. Step 5: Solve for x
    x = 3,598,414,745,756,674.50/79,411,596.42
  6. Step 6: Final answer
    x = 45,313,466.90

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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.