Home / 383,923,326.97-530,180,103.29-363,007,428.96

Finding the Fourth Proportional to 383,923,326.97, 530,180,103.29 and 363,007,428.96

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Solution

The fourth proportional to 383,923,326.97, 530,180,103.29 and 363,007,428.96 is: 501,296,229.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,923,326.97 : 530,180,103.29 = 363,007,428.96 : x
  2. Step 2: Convert to fraction form
    383,923,326.97/530,180,103.29 = 363,007,428.96/x
  3. Step 3: Cross multiply
    383,923,326.97x = 530,180,103.29 × 363,007,428.96
  4. Step 4: Simplify right side
    383,923,326.97x = 192,459,316,180,596,352
  5. Step 5: Solve for x
    x = 192,459,316,180,596,352/383,923,326.97
  6. Step 6: Final answer
    x = 501,296,229.38

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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.