Home / 209,384,564.10-314,076,846.15-117,551,559.30

Finding the Fourth Proportional to 209,384,564.10, 314,076,846.15 and 117,551,559.30

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Solution

The fourth proportional to 209,384,564.10, 314,076,846.15 and 117,551,559.30 is: 176,327,338.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,384,564.10 : 314,076,846.15 = 117,551,559.30 : x
  2. Step 2: Convert to fraction form
    209,384,564.10/314,076,846.15 = 117,551,559.30/x
  3. Step 3: Cross multiply
    209,384,564.10x = 314,076,846.15 × 117,551,559.30
  4. Step 4: Simplify right side
    209,384,564.10x = 36,920,223,004,958,696
  5. Step 5: Solve for x
    x = 36,920,223,004,958,696/209,384,564.10
  6. Step 6: Final answer
    x = 176,327,338.95

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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.