Home / 320,804,530.20-481,206,795.30-116,339,275.80

Finding the Fourth Proportional to 320,804,530.20, 481,206,795.30 and 116,339,275.80

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Solution

The fourth proportional to 320,804,530.20, 481,206,795.30 and 116,339,275.80 is: 174,508,913.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,804,530.20 : 481,206,795.30 = 116,339,275.80 : x
  2. Step 2: Convert to fraction form
    320,804,530.20/481,206,795.30 = 116,339,275.80/x
  3. Step 3: Cross multiply
    320,804,530.20x = 481,206,795.30 × 116,339,275.80
  4. Step 4: Simplify right side
    320,804,530.20x = 55,983,250,075,240,840
  5. Step 5: Solve for x
    x = 55,983,250,075,240,840/320,804,530.20
  6. Step 6: Final answer
    x = 174,508,913.70

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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.