Home / 9,271,946,327.57-12,798,614,150.18-5,512,747,927.17

Finding the Fourth Proportional to 9,271,946,327.57, 12,798,614,150.18 and 5,512,747,927.17

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Solution

The fourth proportional to 9,271,946,327.57, 12,798,614,150.18 and 5,512,747,927.17 is: 7,609,570,971.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271,946,327.57 : 12,798,614,150.18 = 5,512,747,927.17 : x
  2. Step 2: Convert to fraction form
    9,271,946,327.57/12,798,614,150.18 = 5,512,747,927.17/x
  3. Step 3: Cross multiply
    9,271,946,327.57x = 12,798,614,150.18 × 5,512,747,927.17
  4. Step 4: Simplify right side
    9,271,946,327.57x = 70,555,533,627,053,432,832
  5. Step 5: Solve for x
    x = 70,555,533,627,053,432,832/9,271,946,327.57
  6. Step 6: Final answer
    x = 7,609,570,971.87

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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.