Home / 6,971,515,173.48-9,620,892,569.88-3,799,904,515.32

Finding the Fourth Proportional to 6,971,515,173.48, 9,620,892,569.88 and 3,799,904,515.32

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Solution

The fourth proportional to 6,971,515,173.48, 9,620,892,569.88 and 3,799,904,515.32 is: 5,243,978,132.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971,515,173.48 : 9,620,892,569.88 = 3,799,904,515.32 : x
  2. Step 2: Convert to fraction form
    6,971,515,173.48/9,620,892,569.88 = 3,799,904,515.32/x
  3. Step 3: Cross multiply
    6,971,515,173.48x = 9,620,892,569.88 × 3,799,904,515.32
  4. Step 4: Simplify right side
    6,971,515,173.48x = 36,558,473,117,695,647,744
  5. Step 5: Solve for x
    x = 36,558,473,117,695,647,744/6,971,515,173.48
  6. Step 6: Final answer
    x = 5,243,978,132.15

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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.