Home / 12,065,657,362.44-16,652,912,437.60-7,989,369,348.66

Finding the Fourth Proportional to 12,065,657,362.44, 16,652,912,437.60 and 7,989,369,348.66

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Solution

The fourth proportional to 12,065,657,362.44, 16,652,912,437.60 and 7,989,369,348.66 is: 11,026,856,158.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065,657,362.44 : 16,652,912,437.60 = 7,989,369,348.66 : x
  2. Step 2: Convert to fraction form
    12,065,657,362.44/16,652,912,437.60 = 7,989,369,348.66/x
  3. Step 3: Cross multiply
    12,065,657,362.44x = 16,652,912,437.60 × 7,989,369,348.66
  4. Step 4: Simplify right side
    12,065,657,362.44x = 133,046,268,194,880,323,584
  5. Step 5: Solve for x
    x = 133,046,268,194,880,323,584/12,065,657,362.44
  6. Step 6: Final answer
    x = 11,026,856,158.63

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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.