Home / 360,108,791.07-496,943,653.80-203,472,535.03

Finding the Fourth Proportional to 360,108,791.07, 496,943,653.80 and 203,472,535.03

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Solution

The fourth proportional to 360,108,791.07, 496,943,653.80 and 203,472,535.03 is: 280,788,438.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,108,791.07 : 496,943,653.80 = 203,472,535.03 : x
  2. Step 2: Convert to fraction form
    360,108,791.07/496,943,653.80 = 203,472,535.03/x
  3. Step 3: Cross multiply
    360,108,791.07x = 496,943,653.80 × 203,472,535.03
  4. Step 4: Simplify right side
    360,108,791.07x = 101,114,385,003,271,984
  5. Step 5: Solve for x
    x = 101,114,385,003,271,984/360,108,791.07
  6. Step 6: Final answer
    x = 280,788,438.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.