Home / 1,395,314,188.43-2,093,277,744.65-412,664,117.76

Finding the Fourth Proportional to 1,395,314,188.43, 2,093,277,744.65 and 412,664,117.76

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Solution

The fourth proportional to 1,395,314,188.43, 2,093,277,744.65 and 412,664,117.76 is: 619,086,812.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,314,188.43 : 2,093,277,744.65 = 412,664,117.76 : x
  2. Step 2: Convert to fraction form
    1,395,314,188.43/2,093,277,744.65 = 412,664,117.76/x
  3. Step 3: Cross multiply
    1,395,314,188.43x = 2,093,277,744.65 × 412,664,117.76
  4. Step 4: Simplify right side
    1,395,314,188.43x = 863,820,613,723,625,216
  5. Step 5: Solve for x
    x = 863,820,613,723,625,216/1,395,314,188.43
  6. Step 6: Final answer
    x = 619,086,812.77

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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.