Home / 481,165,520.81-722,051,887.65-204,816,283.85

Finding the Fourth Proportional to 481,165,520.81, 722,051,887.65 and 204,816,283.85

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Solution

The fourth proportional to 481,165,520.81, 722,051,887.65 and 204,816,283.85 is: 307,353,661.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,165,520.81 : 722,051,887.65 = 204,816,283.85 : x
  2. Step 2: Convert to fraction form
    481,165,520.81/722,051,887.65 = 204,816,283.85/x
  3. Step 3: Cross multiply
    481,165,520.81x = 722,051,887.65 × 204,816,283.85
  4. Step 4: Simplify right side
    481,165,520.81x = 147,887,984,376,509,280
  5. Step 5: Solve for x
    x = 147,887,984,376,509,280/481,165,520.81
  6. Step 6: Final answer
    x = 307,353,661.02

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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.