Home / 3,421,053,215.88-4,721,053,478.22-1,856,490,911.88

Finding the Fourth Proportional to 3,421,053,215.88, 4,721,053,478.22 and 1,856,490,911.88

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Solution

The fourth proportional to 3,421,053,215.88, 4,721,053,478.22 and 1,856,490,911.88 is: 2,561,957,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,053,215.88 : 4,721,053,478.22 = 1,856,490,911.88 : x
  2. Step 2: Convert to fraction form
    3,421,053,215.88/4,721,053,478.22 = 1,856,490,911.88/x
  3. Step 3: Cross multiply
    3,421,053,215.88x = 4,721,053,478.22 × 1,856,490,911.88
  4. Step 4: Simplify right side
    3,421,053,215.88x = 8,764,592,876,814,894,080
  5. Step 5: Solve for x
    x = 8,764,592,876,814,894,080/3,421,053,215.88
  6. Step 6: Final answer
    x = 2,561,957,480.27

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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.