Home / 201,116,131.20-301,674,196.80-179,433,338.40

Finding the Fourth Proportional to 201,116,131.20, 301,674,196.80 and 179,433,338.40

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Solution

The fourth proportional to 201,116,131.20, 301,674,196.80 and 179,433,338.40 is: 269,150,007.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,116,131.20 : 301,674,196.80 = 179,433,338.40 : x
  2. Step 2: Convert to fraction form
    201,116,131.20/301,674,196.80 = 179,433,338.40/x
  3. Step 3: Cross multiply
    201,116,131.20x = 301,674,196.80 × 179,433,338.40
  4. Step 4: Simplify right side
    201,116,131.20x = 54,130,408,240,962,600
  5. Step 5: Solve for x
    x = 54,130,408,240,962,600/201,116,131.20
  6. Step 6: Final answer
    x = 269,150,007.60

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1.5x scale

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.