Home / 194,358,012-268,217,243.10-116,048,408.64

Finding the Fourth Proportional to 194,358,012, 268,217,243.10 and 116,048,408.64

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Solution

The fourth proportional to 194,358,012, 268,217,243.10 and 116,048,408.64 is: 160,148,706.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,358,012 : 268,217,243.10 = 116,048,408.64 : x
  2. Step 2: Convert to fraction form
    194,358,012/268,217,243.10 = 116,048,408.64/x
  3. Step 3: Cross multiply
    194,358,012x = 268,217,243.10 × 116,048,408.64
  4. Step 4: Simplify right side
    194,358,012x = 31,126,184,231,563,020
  5. Step 5: Solve for x
    x = 31,126,184,231,563,020/194,358,012
  6. Step 6: Final answer
    x = 160,148,706.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.