Home / 303,699,746.16-419,103,558.54-164,467,320.12

Finding the Fourth Proportional to 303,699,746.16, 419,103,558.54 and 164,467,320.12

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Solution

The fourth proportional to 303,699,746.16, 419,103,558.54 and 164,467,320.12 is: 226,963,769.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,699,746.16 : 419,103,558.54 = 164,467,320.12 : x
  2. Step 2: Convert to fraction form
    303,699,746.16/419,103,558.54 = 164,467,320.12/x
  3. Step 3: Cross multiply
    303,699,746.16x = 419,103,558.54 × 164,467,320.12
  4. Step 4: Simplify right side
    303,699,746.16x = 68,928,839,125,829,344
  5. Step 5: Solve for x
    x = 68,928,839,125,829,344/303,699,746.16
  6. Step 6: Final answer
    x = 226,963,769.31

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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.