Home / 373,376,721.40-560,065,082.10-336,388,427.80

Finding the Fourth Proportional to 373,376,721.40, 560,065,082.10 and 336,388,427.80

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Solution

The fourth proportional to 373,376,721.40, 560,065,082.10 and 336,388,427.80 is: 504,582,641.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,376,721.40 : 560,065,082.10 = 336,388,427.80 : x
  2. Step 2: Convert to fraction form
    373,376,721.40/560,065,082.10 = 336,388,427.80/x
  3. Step 3: Cross multiply
    373,376,721.40x = 560,065,082.10 × 336,388,427.80
  4. Step 4: Simplify right side
    373,376,721.40x = 188,399,412,433,296,928
  5. Step 5: Solve for x
    x = 188,399,412,433,296,928/373,376,721.40
  6. Step 6: Final answer
    x = 504,582,641.70

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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.