Home / 5,107,249,992-7,661,198,642.04-2,158,980,136.32

Finding the Fourth Proportional to 5,107,249,992, 7,661,198,642.04 and 2,158,980,136.32

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Solution

The fourth proportional to 5,107,249,992, 7,661,198,642.04 and 2,158,980,136.32 is: 3,238,607,022.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,249,992 : 7,661,198,642.04 = 2,158,980,136.32 : x
  2. Step 2: Convert to fraction form
    5,107,249,992/7,661,198,642.04 = 2,158,980,136.32/x
  3. Step 3: Cross multiply
    5,107,249,992x = 7,661,198,642.04 × 2,158,980,136.32
  4. Step 4: Simplify right side
    5,107,249,992x = 16,540,375,688,566,118,400
  5. Step 5: Solve for x
    x = 16,540,375,688,566,118,400/5,107,249,992
  6. Step 6: Final answer
    x = 3,238,607,022.27

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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.