Home / 5,079,198,421.22-7,619,778,782.09-1,931,168,266.35

Finding the Fourth Proportional to 5,079,198,421.22, 7,619,778,782.09 and 1,931,168,266.35

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Solution

The fourth proportional to 5,079,198,421.22, 7,619,778,782.09 and 1,931,168,266.35 is: 2,897,125,443.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079,198,421.22 : 7,619,778,782.09 = 1,931,168,266.35 : x
  2. Step 2: Convert to fraction form
    5,079,198,421.22/7,619,778,782.09 = 1,931,168,266.35/x
  3. Step 3: Cross multiply
    5,079,198,421.22x = 7,619,778,782.09 × 1,931,168,266.35
  4. Step 4: Simplify right side
    5,079,198,421.22x = 14,715,074,980,555,892,736
  5. Step 5: Solve for x
    x = 14,715,074,980,555,892,736/5,079,198,421.22
  6. Step 6: Final answer
    x = 2,897,125,443.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.