Home / 231,603,717.16-347,416,748.58-76,154,083.28

Finding the Fourth Proportional to 231,603,717.16, 347,416,748.58 and 76,154,083.28

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Solution

The fourth proportional to 231,603,717.16, 347,416,748.58 and 76,154,083.28 is: 114,234,798.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,603,717.16 : 347,416,748.58 = 76,154,083.28 : x
  2. Step 2: Convert to fraction form
    231,603,717.16/347,416,748.58 = 76,154,083.28/x
  3. Step 3: Cross multiply
    231,603,717.16x = 347,416,748.58 × 76,154,083.28
  4. Step 4: Simplify right side
    231,603,717.16x = 26,457,204,004,228,140
  5. Step 5: Solve for x
    x = 26,457,204,004,228,140/231,603,717.16
  6. Step 6: Final answer
    x = 114,234,798.68

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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.