Home / 283,343,042.89-391,025,537.37-157,895,410.69

Finding the Fourth Proportional to 283,343,042.89, 391,025,537.37 and 157,895,410.69

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Solution

The fourth proportional to 283,343,042.89, 391,025,537.37 and 157,895,410.69 is: 217,902,430.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,343,042.89 : 391,025,537.37 = 157,895,410.69 : x
  2. Step 2: Convert to fraction form
    283,343,042.89/391,025,537.37 = 157,895,410.69/x
  3. Step 3: Cross multiply
    283,343,042.89x = 391,025,537.37 × 157,895,410.69
  4. Step 4: Simplify right side
    283,343,042.89x = 61,741,137,813,314,096
  5. Step 5: Solve for x
    x = 61,741,137,813,314,096/283,343,042.89
  6. Step 6: Final answer
    x = 217,902,430.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.