Home / 231,503,585,077.81-347,136,144,922.50-103,908,893,107.15

Finding the Fourth Proportional to 231,503,585,077.81, 347,136,144,922.50 and 103,908,893,107.15

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Solution

The fourth proportional to 231,503,585,077.81, 347,136,144,922.50 and 103,908,893,107.15 is: 155,809,822,833.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,503,585,077.81 : 347,136,144,922.50 = 103,908,893,107.15 : x
  2. Step 2: Convert to fraction form
    231,503,585,077.81/347,136,144,922.50 = 103,908,893,107.15/x
  3. Step 3: Cross multiply
    231,503,585,077.81x = 347,136,144,922.50 × 103,908,893,107.15
  4. Step 4: Simplify right side
    231,503,585,077.81x = 36,070,532,576,380,180,234,240
  5. Step 5: Solve for x
    x = 36,070,532,576,380,180,234,240/231,503,585,077.81
  6. Step 6: Final answer
    x = 155,809,822,833.87

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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.