Home / 1,432,393,644.41-2,148,467,390.75-872,010,039.50

Finding the Fourth Proportional to 1,432,393,644.41, 2,148,467,390.75 and 872,010,039.50

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Solution

The fourth proportional to 1,432,393,644.41, 2,148,467,390.75 and 872,010,039.50 is: 1,307,940,133.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,393,644.41 : 2,148,467,390.75 = 872,010,039.50 : x
  2. Step 2: Convert to fraction form
    1,432,393,644.41/2,148,467,390.75 = 872,010,039.50/x
  3. Step 3: Cross multiply
    1,432,393,644.41x = 2,148,467,390.75 × 872,010,039.50
  4. Step 4: Simplify right side
    1,432,393,644.41x = 1,873,485,134,263,807,232
  5. Step 5: Solve for x
    x = 1,873,485,134,263,807,232/1,432,393,644.41
  6. Step 6: Final answer
    x = 1,307,940,133.34

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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.