Home / 6,538,896,435.45-9,800,376,242.21-3,389,374,686.16

Finding the Fourth Proportional to 6,538,896,435.45, 9,800,376,242.21 and 3,389,374,686.16

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Solution

The fourth proportional to 6,538,896,435.45, 9,800,376,242.21 and 3,389,374,686.16 is: 5,079,931,679.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538,896,435.45 : 9,800,376,242.21 = 3,389,374,686.16 : x
  2. Step 2: Convert to fraction form
    6,538,896,435.45/9,800,376,242.21 = 3,389,374,686.16/x
  3. Step 3: Cross multiply
    6,538,896,435.45x = 9,800,376,242.21 × 3,389,374,686.16
  4. Step 4: Simplify right side
    6,538,896,435.45x = 33,217,147,150,190,432,256
  5. Step 5: Solve for x
    x = 33,217,147,150,190,432,256/6,538,896,435.45
  6. Step 6: Final answer
    x = 5,079,931,679.32

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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.