Home / 231,503,585,128.56-347,136,144,997.78-103,908,893,157

Finding the Fourth Proportional to 231,503,585,128.56, 347,136,144,997.78 and 103,908,893,157

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Solution

The fourth proportional to 231,503,585,128.56, 347,136,144,997.78 and 103,908,893,157 is: 155,809,822,908.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,503,585,128.56 : 347,136,144,997.78 = 103,908,893,157 : x
  2. Step 2: Convert to fraction form
    231,503,585,128.56/347,136,144,997.78 = 103,908,893,157/x
  3. Step 3: Cross multiply
    231,503,585,128.56x = 347,136,144,997.78 × 103,908,893,157
  4. Step 4: Simplify right side
    231,503,585,128.56x = 36,070,532,601,507,185,950,720
  5. Step 5: Solve for x
    x = 36,070,532,601,507,185,950,720/231,503,585,128.56
  6. Step 6: Final answer
    x = 155,809,822,908.26

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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.