Home / 9,906,491,778.84-13,670,546,051.88-5,390,388,567

Finding the Fourth Proportional to 9,906,491,778.84, 13,670,546,051.88 and 5,390,388,567

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Solution

The fourth proportional to 9,906,491,778.84, 13,670,546,051.88 and 5,390,388,567 is: 7,438,511,714.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906,491,778.84 : 13,670,546,051.88 = 5,390,388,567 : x
  2. Step 2: Convert to fraction form
    9,906,491,778.84/13,670,546,051.88 = 5,390,388,567/x
  3. Step 3: Cross multiply
    9,906,491,778.84x = 13,670,546,051.88 × 5,390,388,567
  4. Step 4: Simplify right side
    9,906,491,778.84x = 73,689,555,142,700,933,120
  5. Step 5: Solve for x
    x = 73,689,555,142,700,933,120/9,906,491,778.84
  6. Step 6: Final answer
    x = 7,438,511,714.12

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1.5x scale

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.