Home / 123,783,269.80-185,674,904.70-80,736,548.80

Finding the Fourth Proportional to 123,783,269.80, 185,674,904.70 and 80,736,548.80

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Solution

The fourth proportional to 123,783,269.80, 185,674,904.70 and 80,736,548.80 is: 121,104,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,783,269.80 : 185,674,904.70 = 80,736,548.80 : x
  2. Step 2: Convert to fraction form
    123,783,269.80/185,674,904.70 = 80,736,548.80/x
  3. Step 3: Cross multiply
    123,783,269.80x = 185,674,904.70 × 80,736,548.80
  4. Step 4: Simplify right side
    123,783,269.80x = 14,990,751,004,246,898
  5. Step 5: Solve for x
    x = 14,990,751,004,246,898/123,783,269.80
  6. Step 6: Final answer
    x = 121,104,823.20

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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.