Home / 73,816,069.90-110,724,104.85-70,120,914.70

Finding the Fourth Proportional to 73,816,069.90, 110,724,104.85 and 70,120,914.70

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Solution

The fourth proportional to 73,816,069.90, 110,724,104.85 and 70,120,914.70 is: 105,181,372.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,816,069.90 : 110,724,104.85 = 70,120,914.70 : x
  2. Step 2: Convert to fraction form
    73,816,069.90/110,724,104.85 = 70,120,914.70/x
  3. Step 3: Cross multiply
    73,816,069.90x = 110,724,104.85 × 70,120,914.70
  4. Step 4: Simplify right side
    73,816,069.90x = 7,764,075,511,420,706
  5. Step 5: Solve for x
    x = 7,764,075,511,420,706/73,816,069.90
  6. Step 6: Final answer
    x = 105,181,372.05

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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.