Home / 231,603,623.51-347,416,608.44-76,153,989.93

Finding the Fourth Proportional to 231,603,623.51, 347,416,608.44 and 76,153,989.93

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Solution

The fourth proportional to 231,603,623.51, 347,416,608.44 and 76,153,989.93 is: 114,234,658.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,603,623.51 : 347,416,608.44 = 76,153,989.93 : x
  2. Step 2: Convert to fraction form
    231,603,623.51/347,416,608.44 = 76,153,989.93/x
  3. Step 3: Cross multiply
    231,603,623.51x = 347,416,608.44 × 76,153,989.93
  4. Step 4: Simplify right side
    231,603,623.51x = 26,457,160,900,654,516
  5. Step 5: Solve for x
    x = 26,457,160,900,654,516/231,603,623.51
  6. Step 6: Final answer
    x = 114,234,658.77

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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.