Home / 7,002,407,662.60-9,663,293,684.62-3,787,321,242.64

Finding the Fourth Proportional to 7,002,407,662.60, 9,663,293,684.62 and 3,787,321,242.64

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Solution

The fourth proportional to 7,002,407,662.60, 9,663,293,684.62 and 3,787,321,242.64 is: 5,226,487,689.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002,407,662.60 : 9,663,293,684.62 = 3,787,321,242.64 : x
  2. Step 2: Convert to fraction form
    7,002,407,662.60/9,663,293,684.62 = 3,787,321,242.64/x
  3. Step 3: Cross multiply
    7,002,407,662.60x = 9,663,293,684.62 × 3,787,321,242.64
  4. Step 4: Simplify right side
    7,002,407,662.60x = 36,597,997,445,630,283,776
  5. Step 5: Solve for x
    x = 36,597,997,445,630,283,776/7,002,407,662.60
  6. Step 6: Final answer
    x = 5,226,487,689.53

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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.