Home / 1,693,670,489.12-2,539,633,432.31-760,193,090.16

Finding the Fourth Proportional to 1,693,670,489.12, 2,539,633,432.31 and 760,193,090.16

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Solution

The fourth proportional to 1,693,670,489.12, 2,539,633,432.31 and 760,193,090.16 is: 1,139,898,108.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,670,489.12 : 2,539,633,432.31 = 760,193,090.16 : x
  2. Step 2: Convert to fraction form
    1,693,670,489.12/2,539,633,432.31 = 760,193,090.16/x
  3. Step 3: Cross multiply
    1,693,670,489.12x = 2,539,633,432.31 × 760,193,090.16
  4. Step 4: Simplify right side
    1,693,670,489.12x = 1,930,611,786,775,283,200
  5. Step 5: Solve for x
    x = 1,930,611,786,775,283,200/1,693,670,489.12
  6. Step 6: Final answer
    x = 1,139,898,108.38

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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.