Home / 231,603,490.85-347,416,409.13-76,153,857.27

Finding the Fourth Proportional to 231,603,490.85, 347,416,409.13 and 76,153,857.27

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Solution

The fourth proportional to 231,603,490.85, 347,416,409.13 and 76,153,857.27 is: 114,234,459.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,603,490.85 : 347,416,409.13 = 76,153,857.27 : x
  2. Step 2: Convert to fraction form
    231,603,490.85/347,416,409.13 = 76,153,857.27/x
  3. Step 3: Cross multiply
    231,603,490.85x = 347,416,409.13 × 76,153,857.27
  4. Step 4: Simplify right side
    231,603,490.85x = 26,457,099,635,159,184
  5. Step 5: Solve for x
    x = 26,457,099,635,159,184/231,603,490.85
  6. Step 6: Final answer
    x = 114,234,459.67

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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.