Home / 2,541,933,870.58-3,507,779,272.21-1,397,491,643.02

Finding the Fourth Proportional to 2,541,933,870.58, 3,507,779,272.21 and 1,397,491,643.02

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Solution

The fourth proportional to 2,541,933,870.58, 3,507,779,272.21 and 1,397,491,643.02 is: 1,928,489,279.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541,933,870.58 : 3,507,779,272.21 = 1,397,491,643.02 : x
  2. Step 2: Convert to fraction form
    2,541,933,870.58/3,507,779,272.21 = 1,397,491,643.02/x
  3. Step 3: Cross multiply
    2,541,933,870.58x = 3,507,779,272.21 × 1,397,491,643.02
  4. Step 4: Simplify right side
    2,541,933,870.58x = 4,902,092,218,472,252,416
  5. Step 5: Solve for x
    x = 4,902,092,218,472,252,416/2,541,933,870.58
  6. Step 6: Final answer
    x = 1,928,489,279.45

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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.