Home / 12,305,133,684.36-18,457,700,740.38-2,988,818,836.92

Finding the Fourth Proportional to 12,305,133,684.36, 18,457,700,740.38 and 2,988,818,836.92

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Solution

The fourth proportional to 12,305,133,684.36, 18,457,700,740.38 and 2,988,818,836.92 is: 4,483,228,307.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,305,133,684.36 : 18,457,700,740.38 = 2,988,818,836.92 : x
  2. Step 2: Convert to fraction form
    12,305,133,684.36/18,457,700,740.38 = 2,988,818,836.92/x
  3. Step 3: Cross multiply
    12,305,133,684.36x = 18,457,700,740.38 × 2,988,818,836.92
  4. Step 4: Simplify right side
    12,305,133,684.36x = 55,166,723,659,079,983,104
  5. Step 5: Solve for x
    x = 55,166,723,659,079,983,104/12,305,133,684.36
  6. Step 6: Final answer
    x = 4,483,228,307.32

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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.