Home / 5,236,962,724.56-7,227,177,189.84-2,978,844,371.40

Finding the Fourth Proportional to 5,236,962,724.56, 7,227,177,189.84 and 2,978,844,371.40

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Solution

The fourth proportional to 5,236,962,724.56, 7,227,177,189.84 and 2,978,844,371.40 is: 4,110,901,151.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236,962,724.56 : 7,227,177,189.84 = 2,978,844,371.40 : x
  2. Step 2: Convert to fraction form
    5,236,962,724.56/7,227,177,189.84 = 2,978,844,371.40/x
  3. Step 3: Cross multiply
    5,236,962,724.56x = 7,227,177,189.84 × 2,978,844,371.40
  4. Step 4: Simplify right side
    5,236,962,724.56x = 21,528,636,093,065,355,264
  5. Step 5: Solve for x
    x = 21,528,636,093,065,355,264/5,236,962,724.56
  6. Step 6: Final answer
    x = 4,110,901,151.18

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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.