Home / 136,044,007.20-204,066,010.80-125,415,187.20

Finding the Fourth Proportional to 136,044,007.20, 204,066,010.80 and 125,415,187.20

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Solution

The fourth proportional to 136,044,007.20, 204,066,010.80 and 125,415,187.20 is: 188,122,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,044,007.20 : 204,066,010.80 = 125,415,187.20 : x
  2. Step 2: Convert to fraction form
    136,044,007.20/204,066,010.80 = 125,415,187.20/x
  3. Step 3: Cross multiply
    136,044,007.20x = 204,066,010.80 × 125,415,187.20
  4. Step 4: Simplify right side
    136,044,007.20x = 25,592,976,945,639,224
  5. Step 5: Solve for x
    x = 25,592,976,945,639,224/136,044,007.20
  6. Step 6: Final answer
    x = 188,122,780.80

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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.