Home / 204,503,138.40-306,754,707.60-97,007,714.40

Finding the Fourth Proportional to 204,503,138.40, 306,754,707.60 and 97,007,714.40

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Solution

The fourth proportional to 204,503,138.40, 306,754,707.60 and 97,007,714.40 is: 145,511,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,503,138.40 : 306,754,707.60 = 97,007,714.40 : x
  2. Step 2: Convert to fraction form
    204,503,138.40/306,754,707.60 = 97,007,714.40/x
  3. Step 3: Cross multiply
    204,503,138.40x = 306,754,707.60 × 97,007,714.40
  4. Step 4: Simplify right side
    204,503,138.40x = 29,757,573,065,716,312
  5. Step 5: Solve for x
    x = 29,757,573,065,716,312/204,503,138.40
  6. Step 6: Final answer
    x = 145,511,571.60

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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.