Home / 251,282,359.80-376,923,539.70-122,142,196.80

Finding the Fourth Proportional to 251,282,359.80, 376,923,539.70 and 122,142,196.80

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Solution

The fourth proportional to 251,282,359.80, 376,923,539.70 and 122,142,196.80 is: 183,213,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,282,359.80 : 376,923,539.70 = 122,142,196.80 : x
  2. Step 2: Convert to fraction form
    251,282,359.80/376,923,539.70 = 122,142,196.80/x
  3. Step 3: Cross multiply
    251,282,359.80x = 376,923,539.70 × 122,142,196.80
  4. Step 4: Simplify right side
    251,282,359.80x = 46,038,269,164,590,008
  5. Step 5: Solve for x
    x = 46,038,269,164,590,008/251,282,359.80
  6. Step 6: Final answer
    x = 183,213,295.20

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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.