Home / 367,627,912.80-550,874,998.80-318,877,058.40

Finding the Fourth Proportional to 367,627,912.80, 550,874,998.80 and 318,877,058.40

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Solution

The fourth proportional to 367,627,912.80, 550,874,998.80 and 318,877,058.40 is: 477,823,889.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,627,912.80 : 550,874,998.80 = 318,877,058.40 : x
  2. Step 2: Convert to fraction form
    367,627,912.80/550,874,998.80 = 318,877,058.40/x
  3. Step 3: Cross multiply
    367,627,912.80x = 550,874,998.80 × 318,877,058.40
  4. Step 4: Simplify right side
    367,627,912.80x = 175,661,399,163,447,488
  5. Step 5: Solve for x
    x = 175,661,399,163,447,488/367,627,912.80
  6. Step 6: Final answer
    x = 477,823,889.45

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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.