Home / 690,576,064.44-952,983,696.06-377,303,535.96

Finding the Fourth Proportional to 690,576,064.44, 952,983,696.06 and 377,303,535.96

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Solution

The fourth proportional to 690,576,064.44, 952,983,696.06 and 377,303,535.96 is: 520,672,720.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,576,064.44 : 952,983,696.06 = 377,303,535.96 : x
  2. Step 2: Convert to fraction form
    690,576,064.44/952,983,696.06 = 377,303,535.96/x
  3. Step 3: Cross multiply
    690,576,064.44x = 952,983,696.06 × 377,303,535.96
  4. Step 4: Simplify right side
    690,576,064.44x = 359,564,118,235,667,904
  5. Step 5: Solve for x
    x = 359,564,118,235,667,904/690,576,064.44
  6. Step 6: Final answer
    x = 520,672,720.57

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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.