Home / 780,432,625,239.23-1,170,644,216,171.60-424,546,348,010.23

Finding the Fourth Proportional to 780,432,625,239.23, 1,170,644,216,171.60 and 424,546,348,010.23

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Solution

The fourth proportional to 780,432,625,239.23, 1,170,644,216,171.60 and 424,546,348,010.23 is: 636,816,953,471.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,432,625,239.23 : 1,170,644,216,171.60 = 424,546,348,010.23 : x
  2. Step 2: Convert to fraction form
    780,432,625,239.23/1,170,644,216,171.60 = 424,546,348,010.23/x
  3. Step 3: Cross multiply
    780,432,625,239.23x = 1,170,644,216,171.60 × 424,546,348,010.23
  4. Step 4: Simplify right side
    780,432,625,239.23x = 496,992,726,794,951,060,357,120
  5. Step 5: Solve for x
    x = 496,992,726,794,951,060,357,120/780,432,625,239.23
  6. Step 6: Final answer
    x = 636,816,953,471.94

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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.