Home / 466,011,738.27-643,109,832.97-254,332,145.84

Finding the Fourth Proportional to 466,011,738.27, 643,109,832.97 and 254,332,145.84

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Solution

The fourth proportional to 466,011,738.27, 643,109,832.97 and 254,332,145.84 is: 350,985,802.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,011,738.27 : 643,109,832.97 = 254,332,145.84 : x
  2. Step 2: Convert to fraction form
    466,011,738.27/643,109,832.97 = 254,332,145.84/x
  3. Step 3: Cross multiply
    466,011,738.27x = 643,109,832.97 × 254,332,145.84
  4. Step 4: Simplify right side
    466,011,738.27x = 163,563,503,826,212,704
  5. Step 5: Solve for x
    x = 163,563,503,826,212,704/466,011,738.27
  6. Step 6: Final answer
    x = 350,985,802.27

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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.