Home / 122,487,340.40-183,731,010.60-49,738,972.40

Finding the Fourth Proportional to 122,487,340.40, 183,731,010.60 and 49,738,972.40

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Solution

The fourth proportional to 122,487,340.40, 183,731,010.60 and 49,738,972.40 is: 74,608,458.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,487,340.40 : 183,731,010.60 = 49,738,972.40 : x
  2. Step 2: Convert to fraction form
    122,487,340.40/183,731,010.60 = 49,738,972.40/x
  3. Step 3: Cross multiply
    122,487,340.40x = 183,731,010.60 × 49,738,972.40
  4. Step 4: Simplify right side
    122,487,340.40x = 9,138,591,665,257,506
  5. Step 5: Solve for x
    x = 9,138,591,665,257,506/122,487,340.40
  6. Step 6: Final answer
    x = 74,608,458.60

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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.