Home / 3,201,976,615.93-4,418,486,471.55-1,948,774,965.01

Finding the Fourth Proportional to 3,201,976,615.93, 4,418,486,471.55 and 1,948,774,965.01

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Solution

The fourth proportional to 3,201,976,615.93, 4,418,486,471.55 and 1,948,774,965.01 is: 2,689,162,617.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201,976,615.93 : 4,418,486,471.55 = 1,948,774,965.01 : x
  2. Step 2: Convert to fraction form
    3,201,976,615.93/4,418,486,471.55 = 1,948,774,965.01/x
  3. Step 3: Cross multiply
    3,201,976,615.93x = 4,418,486,471.55 × 1,948,774,965.01
  4. Step 4: Simplify right side
    3,201,976,615.93x = 8,610,635,818,992,010,240
  5. Step 5: Solve for x
    x = 8,610,635,818,992,010,240/3,201,976,615.93
  6. Step 6: Final answer
    x = 2,689,162,617.91

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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.