Home / 1,691,274,509.22-2,334,011,898.66-976,796,789.88

Finding the Fourth Proportional to 1,691,274,509.22, 2,334,011,898.66 and 976,796,789.88

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Solution

The fourth proportional to 1,691,274,509.22, 2,334,011,898.66 and 976,796,789.88 is: 1,348,010,224.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,274,509.22 : 2,334,011,898.66 = 976,796,789.88 : x
  2. Step 2: Convert to fraction form
    1,691,274,509.22/2,334,011,898.66 = 976,796,789.88/x
  3. Step 3: Cross multiply
    1,691,274,509.22x = 2,334,011,898.66 × 976,796,789.88
  4. Step 4: Simplify right side
    1,691,274,509.22x = 2,279,855,330,152,811,776
  5. Step 5: Solve for x
    x = 2,279,855,330,152,811,776/1,691,274,509.22
  6. Step 6: Final answer
    x = 1,348,010,224.08

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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.