Home / 396,008,802.40-594,908,998.80-275,076,450.40

Finding the Fourth Proportional to 396,008,802.40, 594,908,998.80 and 275,076,450.40

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Solution

The fourth proportional to 396,008,802.40, 594,908,998.80 and 275,076,450.40 is: 413,236,914.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,008,802.40 : 594,908,998.80 = 275,076,450.40 : x
  2. Step 2: Convert to fraction form
    396,008,802.40/594,908,998.80 = 275,076,450.40/x
  3. Step 3: Cross multiply
    396,008,802.40x = 594,908,998.80 × 275,076,450.40
  4. Step 4: Simplify right side
    396,008,802.40x = 163,645,455,700,921,824
  5. Step 5: Solve for x
    x = 163,645,455,700,921,824/396,008,802.40
  6. Step 6: Final answer
    x = 413,236,914.71

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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.