Home / 306,765,190.73-423,346,409.88-181,424,830.88

Finding the Fourth Proportional to 306,765,190.73, 423,346,409.88 and 181,424,830.88

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Solution

The fourth proportional to 306,765,190.73, 423,346,409.88 and 181,424,830.88 is: 250,372,444.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,765,190.73 : 423,346,409.88 = 181,424,830.88 : x
  2. Step 2: Convert to fraction form
    306,765,190.73/423,346,409.88 = 181,424,830.88/x
  3. Step 3: Cross multiply
    306,765,190.73x = 423,346,409.88 × 181,424,830.88
  4. Step 4: Simplify right side
    306,765,190.73x = 76,805,550,814,017,424
  5. Step 5: Solve for x
    x = 76,805,550,814,017,424/306,765,190.73
  6. Step 6: Final answer
    x = 250,372,444.91

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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.