Home / 67,139,976.48-100,709,964.72-44,415,559.32

Finding the Fourth Proportional to 67,139,976.48, 100,709,964.72 and 44,415,559.32

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Solution

The fourth proportional to 67,139,976.48, 100,709,964.72 and 44,415,559.32 is: 66,623,338.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,139,976.48 : 100,709,964.72 = 44,415,559.32 : x
  2. Step 2: Convert to fraction form
    67,139,976.48/100,709,964.72 = 44,415,559.32/x
  3. Step 3: Cross multiply
    67,139,976.48x = 100,709,964.72 × 44,415,559.32
  4. Step 4: Simplify right side
    67,139,976.48x = 4,473,089,412,136,267
  5. Step 5: Solve for x
    x = 4,473,089,412,136,267/67,139,976.48
  6. Step 6: Final answer
    x = 66,623,338.98

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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.