Home / 155,126,193.64-214,086,945.00-89,059,441.43

Finding the Fourth Proportional to 155,126,193.64, 214,086,945.00 and 89,059,441.43

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Solution

The fourth proportional to 155,126,193.64, 214,086,945.00 and 89,059,441.43 is: 122,909,376.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,126,193.64 : 214,086,945.00 = 89,059,441.43 : x
  2. Step 2: Convert to fraction form
    155,126,193.64/214,086,945.00 = 89,059,441.43/x
  3. Step 3: Cross multiply
    155,126,193.64x = 214,086,945.00 × 89,059,441.43
  4. Step 4: Simplify right side
    155,126,193.64x = 19,066,463,738,820,080
  5. Step 5: Solve for x
    x = 19,066,463,738,820,080/155,126,193.64
  6. Step 6: Final answer
    x = 122,909,376.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.