Home / 69,943,485.60-104,915,228.40-49,536,151.20

Finding the Fourth Proportional to 69,943,485.60, 104,915,228.40 and 49,536,151.20

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Solution

The fourth proportional to 69,943,485.60, 104,915,228.40 and 49,536,151.20 is: 74,304,226.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,943,485.60 : 104,915,228.40 = 49,536,151.20 : x
  2. Step 2: Convert to fraction form
    69,943,485.60/104,915,228.40 = 49,536,151.20/x
  3. Step 3: Cross multiply
    69,943,485.60x = 104,915,228.40 × 49,536,151.20
  4. Step 4: Simplify right side
    69,943,485.60x = 5,197,096,617,204,935
  5. Step 5: Solve for x
    x = 5,197,096,617,204,935/69,943,485.60
  6. Step 6: Final answer
    x = 74,304,226.80

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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.