Home / 49,645,986.60-74,468,979.90-34,340,485.80

Finding the Fourth Proportional to 49,645,986.60, 74,468,979.90 and 34,340,485.80

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Solution

The fourth proportional to 49,645,986.60, 74,468,979.90 and 34,340,485.80 is: 51,510,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,645,986.60 : 74,468,979.90 = 34,340,485.80 : x
  2. Step 2: Convert to fraction form
    49,645,986.60/74,468,979.90 = 34,340,485.80/x
  3. Step 3: Cross multiply
    49,645,986.60x = 74,468,979.90 × 34,340,485.80
  4. Step 4: Simplify right side
    49,645,986.60x = 2,557,300,946,796,435.50
  5. Step 5: Solve for x
    x = 2,557,300,946,796,435.50/49,645,986.60
  6. Step 6: Final answer
    x = 51,510,728.70

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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.