Home / 209,952,223.80-314,928,335.70-175,939,999.80

Finding the Fourth Proportional to 209,952,223.80, 314,928,335.70 and 175,939,999.80

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Solution

The fourth proportional to 209,952,223.80, 314,928,335.70 and 175,939,999.80 is: 263,909,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,223.80 : 314,928,335.70 = 175,939,999.80 : x
  2. Step 2: Convert to fraction form
    209,952,223.80/314,928,335.70 = 175,939,999.80/x
  3. Step 3: Cross multiply
    209,952,223.80x = 314,928,335.70 × 175,939,999.80
  4. Step 4: Simplify right side
    209,952,223.80x = 55,408,491,320,072,336
  5. Step 5: Solve for x
    x = 55,408,491,320,072,336/209,952,223.80
  6. Step 6: Final answer
    x = 263,909,999.70

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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.