Home / 5,199,850,425.16-7,175,807,495.22-2,820,988,362.52

Finding the Fourth Proportional to 5,199,850,425.16, 7,175,807,495.22 and 2,820,988,362.52

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Solution

The fourth proportional to 5,199,850,425.16, 7,175,807,495.22 and 2,820,988,362.52 is: 3,892,971,485.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199,850,425.16 : 7,175,807,495.22 = 2,820,988,362.52 : x
  2. Step 2: Convert to fraction form
    5,199,850,425.16/7,175,807,495.22 = 2,820,988,362.52/x
  3. Step 3: Cross multiply
    5,199,850,425.16x = 7,175,807,495.22 × 2,820,988,362.52
  4. Step 4: Simplify right side
    5,199,850,425.16x = 20,242,869,435,699,412,992
  5. Step 5: Solve for x
    x = 20,242,869,435,699,412,992/5,199,850,425.16
  6. Step 6: Final answer
    x = 3,892,971,485.82

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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.