Home / 2,231,449,938.45-3,079,308,444.14-1,214,179,565.18

Finding the Fourth Proportional to 2,231,449,938.45, 3,079,308,444.14 and 1,214,179,565.18

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Solution

The fourth proportional to 2,231,449,938.45, 3,079,308,444.14 and 1,214,179,565.18 is: 1,675,517,484.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231,449,938.45 : 3,079,308,444.14 = 1,214,179,565.18 : x
  2. Step 2: Convert to fraction form
    2,231,449,938.45/3,079,308,444.14 = 1,214,179,565.18/x
  3. Step 3: Cross multiply
    2,231,449,938.45x = 3,079,308,444.14 × 1,214,179,565.18
  4. Step 4: Simplify right side
    2,231,449,938.45x = 3,738,833,387,748,767,744
  5. Step 5: Solve for x
    x = 3,738,833,387,748,767,744/2,231,449,938.45
  6. Step 6: Final answer
    x = 1,675,517,484.54

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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.