Home / 12,065,657,361.44-16,652,912,436.22-7,989,369,347.66

Finding the Fourth Proportional to 12,065,657,361.44, 16,652,912,436.22 and 7,989,369,347.66

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Solution

The fourth proportional to 12,065,657,361.44, 16,652,912,436.22 and 7,989,369,347.66 is: 11,026,856,157.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065,657,361.44 : 16,652,912,436.22 = 7,989,369,347.66 : x
  2. Step 2: Convert to fraction form
    12,065,657,361.44/16,652,912,436.22 = 7,989,369,347.66/x
  3. Step 3: Cross multiply
    12,065,657,361.44x = 16,652,912,436.22 × 7,989,369,347.66
  4. Step 4: Simplify right side
    12,065,657,361.44x = 133,046,268,167,202,078,720
  5. Step 5: Solve for x
    x = 133,046,268,167,202,078,720/12,065,657,361.44
  6. Step 6: Final answer
    x = 11,026,856,157.24

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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.