Home / 203,075,125.20-304,612,687.80-194,229,147.60

Finding the Fourth Proportional to 203,075,125.20, 304,612,687.80 and 194,229,147.60

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Solution

The fourth proportional to 203,075,125.20, 304,612,687.80 and 194,229,147.60 is: 291,343,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,075,125.20 : 304,612,687.80 = 194,229,147.60 : x
  2. Step 2: Convert to fraction form
    203,075,125.20/304,612,687.80 = 194,229,147.60/x
  3. Step 3: Cross multiply
    203,075,125.20x = 304,612,687.80 × 194,229,147.60
  4. Step 4: Simplify right side
    203,075,125.20x = 59,164,662,699,538,920
  5. Step 5: Solve for x
    x = 59,164,662,699,538,920/203,075,125.20
  6. Step 6: Final answer
    x = 291,343,721.40

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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.