Home / 18,690,268,908.06-28,035,475,246.64-4,525,211,062.49

Finding the Fourth Proportional to 18,690,268,908.06, 28,035,475,246.64 and 4,525,211,062.49

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Solution

The fourth proportional to 18,690,268,908.06, 28,035,475,246.64 and 4,525,211,062.49 is: 6,787,833,998.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,690,268,908.06 : 28,035,475,246.64 = 4,525,211,062.49 : x
  2. Step 2: Convert to fraction form
    18,690,268,908.06/28,035,475,246.64 = 4,525,211,062.49/x
  3. Step 3: Cross multiply
    18,690,268,908.06x = 28,035,475,246.64 × 4,525,211,062.49
  4. Step 4: Simplify right side
    18,690,268,908.06x = 126,866,442,728,133,279,744
  5. Step 5: Solve for x
    x = 126,866,442,728,133,279,744/18,690,268,908.06
  6. Step 6: Final answer
    x = 6,787,833,998.12

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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.