Home / 8,028,971,709.29-11,079,331,367.54-4,642,098,298.91

Finding the Fourth Proportional to 8,028,971,709.29, 11,079,331,367.54 and 4,642,098,298.91

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Solution

The fourth proportional to 8,028,971,709.29, 11,079,331,367.54 and 4,642,098,298.91 is: 6,405,720,079.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028,971,709.29 : 11,079,331,367.54 = 4,642,098,298.91 : x
  2. Step 2: Convert to fraction form
    8,028,971,709.29/11,079,331,367.54 = 4,642,098,298.91/x
  3. Step 3: Cross multiply
    8,028,971,709.29x = 11,079,331,367.54 × 4,642,098,298.91
  4. Step 4: Simplify right side
    8,028,971,709.29x = 51,431,345,294,354,620,416
  5. Step 5: Solve for x
    x = 51,431,345,294,354,620,416/8,028,971,709.29
  6. Step 6: Final answer
    x = 6,405,720,079.30

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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.