Home / 476,334,023.78-714,371,982.87-131,205,571.94

Finding the Fourth Proportional to 476,334,023.78, 714,371,982.87 and 131,205,571.94

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Solution

The fourth proportional to 476,334,023.78, 714,371,982.87 and 131,205,571.94 is: 196,772,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,334,023.78 : 714,371,982.87 = 131,205,571.94 : x
  2. Step 2: Convert to fraction form
    476,334,023.78/714,371,982.87 = 131,205,571.94/x
  3. Step 3: Cross multiply
    476,334,023.78x = 714,371,982.87 × 131,205,571.94
  4. Step 4: Simplify right side
    476,334,023.78x = 93,729,584,590,370,224
  5. Step 5: Solve for x
    x = 93,729,584,590,370,224/476,334,023.78
  6. Step 6: Final answer
    x = 196,772,810.49

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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.