Home / 490,600,669.86-735,813,628.41-195,471,055.30

Finding the Fourth Proportional to 490,600,669.86, 735,813,628.41 and 195,471,055.30

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Solution

The fourth proportional to 490,600,669.86, 735,813,628.41 and 195,471,055.30 is: 293,171,769.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,600,669.86 : 735,813,628.41 = 195,471,055.30 : x
  2. Step 2: Convert to fraction form
    490,600,669.86/735,813,628.41 = 195,471,055.30/x
  3. Step 3: Cross multiply
    490,600,669.86x = 735,813,628.41 × 195,471,055.30
  4. Step 4: Simplify right side
    490,600,669.86x = 143,830,266,447,585,232
  5. Step 5: Solve for x
    x = 143,830,266,447,585,232/490,600,669.86
  6. Step 6: Final answer
    x = 293,171,769.39

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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.