Home / 783,209,399.04-1,174,947,942.96-322,895,937.60

Finding the Fourth Proportional to 783,209,399.04, 1,174,947,942.96 and 322,895,937.60

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Solution

The fourth proportional to 783,209,399.04, 1,174,947,942.96 and 322,895,937.60 is: 484,399,086.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,209,399.04 : 1,174,947,942.96 = 322,895,937.60 : x
  2. Step 2: Convert to fraction form
    783,209,399.04/1,174,947,942.96 = 322,895,937.60/x
  3. Step 3: Cross multiply
    783,209,399.04x = 1,174,947,942.96 × 322,895,937.60
  4. Step 4: Simplify right side
    783,209,399.04x = 379,385,917,673,260,544
  5. Step 5: Solve for x
    x = 379,385,917,673,260,544/783,209,399.04
  6. Step 6: Final answer
    x = 484,399,086.81

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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.