Home / 133,407,066.80-200,110,600.20-128,305,233.20

Finding the Fourth Proportional to 133,407,066.80, 200,110,600.20 and 128,305,233.20

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Solution

The fourth proportional to 133,407,066.80, 200,110,600.20 and 128,305,233.20 is: 192,457,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,407,066.80 : 200,110,600.20 = 128,305,233.20 : x
  2. Step 2: Convert to fraction form
    133,407,066.80/200,110,600.20 = 128,305,233.20/x
  3. Step 3: Cross multiply
    133,407,066.80x = 200,110,600.20 × 128,305,233.20
  4. Step 4: Simplify right side
    133,407,066.80x = 25,675,237,224,452,964
  5. Step 5: Solve for x
    x = 25,675,237,224,452,964/133,407,066.80
  6. Step 6: Final answer
    x = 192,457,849.80

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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.