Home / 371,234,714.67-556,765,684.07-138,175,186.37

Finding the Fourth Proportional to 371,234,714.67, 556,765,684.07 and 138,175,186.37

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Solution

The fourth proportional to 371,234,714.67, 556,765,684.07 and 138,175,186.37 is: 207,230,625.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,234,714.67 : 556,765,684.07 = 138,175,186.37 : x
  2. Step 2: Convert to fraction form
    371,234,714.67/556,765,684.07 = 138,175,186.37/x
  3. Step 3: Cross multiply
    371,234,714.67x = 556,765,684.07 × 138,175,186.37
  4. Step 4: Simplify right side
    371,234,714.67x = 76,931,202,157,318,096
  5. Step 5: Solve for x
    x = 76,931,202,157,318,096/371,234,714.67
  6. Step 6: Final answer
    x = 207,230,625.58

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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.