Home / 1,306,981,773.56-1,961,051,597.92-685,049,200.24

Finding the Fourth Proportional to 1,306,981,773.56, 1,961,051,597.92 and 685,049,200.24

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Solution

The fourth proportional to 1,306,981,773.56, 1,961,051,597.92 and 685,049,200.24 is: 1,027,877,248.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,981,773.56 : 1,961,051,597.92 = 685,049,200.24 : x
  2. Step 2: Convert to fraction form
    1,306,981,773.56/1,961,051,597.92 = 685,049,200.24/x
  3. Step 3: Cross multiply
    1,306,981,773.56x = 1,961,051,597.92 × 685,049,200.24
  4. Step 4: Simplify right side
    1,306,981,773.56x = 1,343,416,828,784,470,016
  5. Step 5: Solve for x
    x = 1,343,416,828,784,470,016/1,306,981,773.56
  6. Step 6: Final answer
    x = 1,027,877,248.15

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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.