Home / 73,816,046.40-110,724,069.60-70,120,891.20

Finding the Fourth Proportional to 73,816,046.40, 110,724,069.60 and 70,120,891.20

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Solution

The fourth proportional to 73,816,046.40, 110,724,069.60 and 70,120,891.20 is: 105,181,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,816,046.40 : 110,724,069.60 = 70,120,891.20 : x
  2. Step 2: Convert to fraction form
    73,816,046.40/110,724,069.60 = 70,120,891.20/x
  3. Step 3: Cross multiply
    73,816,046.40x = 110,724,069.60 × 70,120,891.20
  4. Step 4: Simplify right side
    73,816,046.40x = 7,764,070,437,642,827
  5. Step 5: Solve for x
    x = 7,764,070,437,642,827/73,816,046.40
  6. Step 6: Final answer
    x = 105,181,336.80

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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.