Home / 49,776,388.80-74,664,583.20-42,470,059.20

Finding the Fourth Proportional to 49,776,388.80, 74,664,583.20 and 42,470,059.20

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Solution

The fourth proportional to 49,776,388.80, 74,664,583.20 and 42,470,059.20 is: 63,705,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,776,388.80 : 74,664,583.20 = 42,470,059.20 : x
  2. Step 2: Convert to fraction form
    49,776,388.80/74,664,583.20 = 42,470,059.20/x
  3. Step 3: Cross multiply
    49,776,388.80x = 74,664,583.20 × 42,470,059.20
  4. Step 4: Simplify right side
    49,776,388.80x = 3,171,009,268,647,326
  5. Step 5: Solve for x
    x = 3,171,009,268,647,326/49,776,388.80
  6. Step 6: Final answer
    x = 63,705,088.80

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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.