Home / 12,065,657,362.38-16,652,912,437.50-7,989,369,348.60

Finding the Fourth Proportional to 12,065,657,362.38, 16,652,912,437.50 and 7,989,369,348.60

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Solution

The fourth proportional to 12,065,657,362.38, 16,652,912,437.50 and 7,989,369,348.60 is: 11,026,856,158.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065,657,362.38 : 16,652,912,437.50 = 7,989,369,348.60 : x
  2. Step 2: Convert to fraction form
    12,065,657,362.38/16,652,912,437.50 = 7,989,369,348.60/x
  3. Step 3: Cross multiply
    12,065,657,362.38x = 16,652,912,437.50 × 7,989,369,348.60
  4. Step 4: Simplify right side
    12,065,657,362.38x = 133,046,268,193,082,212,352
  5. Step 5: Solve for x
    x = 133,046,268,193,082,212,352/12,065,657,362.38
  6. Step 6: Final answer
    x = 11,026,856,158.53

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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.