Home / 49,907,999.80-74,856,470.10-40,916,870.20

Finding the Fourth Proportional to 49,907,999.80, 74,856,470.10 and 40,916,870.20

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Solution

The fourth proportional to 49,907,999.80, 74,856,470.10 and 40,916,870.20 is: 61,370,771.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,907,999.80 : 74,856,470.10 = 40,916,870.20 : x
  2. Step 2: Convert to fraction form
    49,907,999.80/74,856,470.10 = 40,916,870.20/x
  3. Step 3: Cross multiply
    49,907,999.80x = 74,856,470.10 × 40,916,870.20
  4. Step 4: Simplify right side
    49,907,999.80x = 3,062,892,470,711,881
  5. Step 5: Solve for x
    x = 3,062,892,470,711,881/49,907,999.80
  6. Step 6: Final answer
    x = 61,370,771.88

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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.