Home / 201,206,894.40-301,810,341.60-132,332,140.80

Finding the Fourth Proportional to 201,206,894.40, 301,810,341.60 and 132,332,140.80

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Solution

The fourth proportional to 201,206,894.40, 301,810,341.60 and 132,332,140.80 is: 198,498,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,206,894.40 : 301,810,341.60 = 132,332,140.80 : x
  2. Step 2: Convert to fraction form
    201,206,894.40/301,810,341.60 = 132,332,140.80/x
  3. Step 3: Cross multiply
    201,206,894.40x = 301,810,341.60 × 132,332,140.80
  4. Step 4: Simplify right side
    201,206,894.40x = 39,939,208,619,507,296
  5. Step 5: Solve for x
    x = 39,939,208,619,507,296/201,206,894.40
  6. Step 6: Final answer
    x = 198,498,211.20

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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.