Home / 231,503,585,076.81-347,136,144,921-103,908,893,106.15

Finding the Fourth Proportional to 231,503,585,076.81, 347,136,144,921 and 103,908,893,106.15

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Solution

The fourth proportional to 231,503,585,076.81, 347,136,144,921 and 103,908,893,106.15 is: 155,809,822,832.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,503,585,076.81 : 347,136,144,921 = 103,908,893,106.15 : x
  2. Step 2: Convert to fraction form
    231,503,585,076.81/347,136,144,921 = 103,908,893,106.15/x
  3. Step 3: Cross multiply
    231,503,585,076.81x = 347,136,144,921 × 103,908,893,106.15
  4. Step 4: Simplify right side
    231,503,585,076.81x = 36,070,532,575,877,182,521,344
  5. Step 5: Solve for x
    x = 36,070,532,575,877,182,521,344/231,503,585,076.81
  6. Step 6: Final answer
    x = 155,809,822,832.37

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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.