Home / 209,952,453.80-314,928,680.70-192,096,036.20

Finding the Fourth Proportional to 209,952,453.80, 314,928,680.70 and 192,096,036.20

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Solution

The fourth proportional to 209,952,453.80, 314,928,680.70 and 192,096,036.20 is: 288,144,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,453.80 : 314,928,680.70 = 192,096,036.20 : x
  2. Step 2: Convert to fraction form
    209,952,453.80/314,928,680.70 = 192,096,036.20/x
  3. Step 3: Cross multiply
    209,952,453.80x = 314,928,680.70 × 192,096,036.20
  4. Step 4: Simplify right side
    209,952,453.80x = 60,496,551,248,165,432
  5. Step 5: Solve for x
    x = 60,496,551,248,165,432/209,952,453.80
  6. Step 6: Final answer
    x = 288,144,054.30

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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.