Home / 788,141,591,432.76-1,182,092,937,252.20-214,502,405,742.66

Finding the Fourth Proportional to 788,141,591,432.76, 1,182,092,937,252.20 and 214,502,405,742.66

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Solution

The fourth proportional to 788,141,591,432.76, 1,182,092,937,252.20 and 214,502,405,742.66 is: 321,721,098,858.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,141,591,432.76 : 1,182,092,937,252.20 = 214,502,405,742.66 : x
  2. Step 2: Convert to fraction form
    788,141,591,432.76/1,182,092,937,252.20 = 214,502,405,742.66/x
  3. Step 3: Cross multiply
    788,141,591,432.76x = 1,182,092,937,252.20 × 214,502,405,742.66
  4. Step 4: Simplify right side
    788,141,591,432.76x = 253,561,778,852,004,112,629,760
  5. Step 5: Solve for x
    x = 253,561,778,852,004,112,629,760/788,141,591,432.76
  6. Step 6: Final answer
    x = 321,721,098,858.72

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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.