Home / 234,139,063,167.21-351,140,460,904.50-90,686,096,012.12

Finding the Fourth Proportional to 234,139,063,167.21, 351,140,460,904.50 and 90,686,096,012.12

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Solution

The fourth proportional to 234,139,063,167.21, 351,140,460,904.50 and 90,686,096,012.12 is: 136,002,754,604.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,139,063,167.21 : 351,140,460,904.50 = 90,686,096,012.12 : x
  2. Step 2: Convert to fraction form
    234,139,063,167.21/351,140,460,904.50 = 90,686,096,012.12/x
  3. Step 3: Cross multiply
    234,139,063,167.21x = 351,140,460,904.50 × 90,686,096,012.12
  4. Step 4: Simplify right side
    234,139,063,167.21x = 31,843,557,551,325,556,244,480
  5. Step 5: Solve for x
    x = 31,843,557,551,325,556,244,480/234,139,063,167.21
  6. Step 6: Final answer
    x = 136,002,754,604.79

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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.