Home / 231,603,698.70-347,416,720.41-76,154,065.02

Finding the Fourth Proportional to 231,603,698.70, 347,416,720.41 and 76,154,065.02

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Solution

The fourth proportional to 231,603,698.70, 347,416,720.41 and 76,154,065.02 is: 114,234,771.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,603,698.70 : 347,416,720.41 = 76,154,065.02 : x
  2. Step 2: Convert to fraction form
    231,603,698.70/347,416,720.41 = 76,154,065.02/x
  3. Step 3: Cross multiply
    231,603,698.70x = 347,416,720.41 × 76,154,065.02
  4. Step 4: Simplify right side
    231,603,698.70x = 26,457,195,515,138,300
  5. Step 5: Solve for x
    x = 26,457,195,515,138,300/231,603,698.70
  6. Step 6: Final answer
    x = 114,234,771.14

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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.