Home / 345,224,791.92-518,041,486.08-127,028,355.96

Finding the Fourth Proportional to 345,224,791.92, 518,041,486.08 and 127,028,355.96

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Solution

The fourth proportional to 345,224,791.92, 518,041,486.08 and 127,028,355.96 is: 190,617,707.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,224,791.92 : 518,041,486.08 = 127,028,355.96 : x
  2. Step 2: Convert to fraction form
    345,224,791.92/518,041,486.08 = 127,028,355.96/x
  3. Step 3: Cross multiply
    345,224,791.92x = 518,041,486.08 × 127,028,355.96
  4. Step 4: Simplify right side
    345,224,791.92x = 65,805,958,295,817,616
  5. Step 5: Solve for x
    x = 65,805,958,295,817,616/345,224,791.92
  6. Step 6: Final answer
    x = 190,617,707.18

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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.