Home / 661,424,932.53-912,759,163.50-364,060,817.01

Finding the Fourth Proportional to 661,424,932.53, 912,759,163.50 and 364,060,817.01

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Solution

The fourth proportional to 661,424,932.53, 912,759,163.50 and 364,060,817.01 is: 502,399,940.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,424,932.53 : 912,759,163.50 = 364,060,817.01 : x
  2. Step 2: Convert to fraction form
    661,424,932.53/912,759,163.50 = 364,060,817.01/x
  3. Step 3: Cross multiply
    661,424,932.53x = 912,759,163.50 × 364,060,817.01
  4. Step 4: Simplify right side
    661,424,932.53x = 332,299,846,797,174,144
  5. Step 5: Solve for x
    x = 332,299,846,797,174,144/661,424,932.53
  6. Step 6: Final answer
    x = 502,399,940.57

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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.