Home / 494,382,021.40-741,573,032.10-149,299,665.40

Finding the Fourth Proportional to 494,382,021.40, 741,573,032.10 and 149,299,665.40

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Solution

The fourth proportional to 494,382,021.40, 741,573,032.10 and 149,299,665.40 is: 223,949,498.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,382,021.40 : 741,573,032.10 = 149,299,665.40 : x
  2. Step 2: Convert to fraction form
    494,382,021.40/741,573,032.10 = 149,299,665.40/x
  3. Step 3: Cross multiply
    494,382,021.40x = 741,573,032.10 × 149,299,665.40
  4. Step 4: Simplify right side
    494,382,021.40x = 110,716,605,562,193,472
  5. Step 5: Solve for x
    x = 110,716,605,562,193,472/494,382,021.40
  6. Step 6: Final answer
    x = 223,949,498.10

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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.