Home / 1,458,113,119.30-2,187,302,571.99-475,287,391.54

Finding the Fourth Proportional to 1,458,113,119.30, 2,187,302,571.99 and 475,287,391.54

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Solution

The fourth proportional to 1,458,113,119.30, 2,187,302,571.99 and 475,287,391.54 is: 712,974,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,113,119.30 : 2,187,302,571.99 = 475,287,391.54 : x
  2. Step 2: Convert to fraction form
    1,458,113,119.30/2,187,302,571.99 = 475,287,391.54/x
  3. Step 3: Cross multiply
    1,458,113,119.30x = 2,187,302,571.99 × 475,287,391.54
  4. Step 4: Simplify right side
    1,458,113,119.30x = 1,039,597,333,949,860,096
  5. Step 5: Solve for x
    x = 1,039,597,333,949,860,096/1,458,113,119.30
  6. Step 6: Final answer
    x = 712,974,405.20

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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.