Home / 215,751,670.88-297,818,273.20-141,417,021.82

Finding the Fourth Proportional to 215,751,670.88, 297,818,273.20 and 141,417,021.82

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Solution

The fourth proportional to 215,751,670.88, 297,818,273.20 and 141,417,021.82 is: 195,208,561.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,751,670.88 : 297,818,273.20 = 141,417,021.82 : x
  2. Step 2: Convert to fraction form
    215,751,670.88/297,818,273.20 = 141,417,021.82/x
  3. Step 3: Cross multiply
    215,751,670.88x = 297,818,273.20 × 141,417,021.82
  4. Step 4: Simplify right side
    215,751,670.88x = 42,116,573,239,128,112
  5. Step 5: Solve for x
    x = 42,116,573,239,128,112/215,751,670.88
  6. Step 6: Final answer
    x = 195,208,561.15

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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.