Home / 305,991,301.23-422,255,671.52-166,759,066.35

Finding the Fourth Proportional to 305,991,301.23, 422,255,671.52 and 166,759,066.35

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Solution

The fourth proportional to 305,991,301.23, 422,255,671.52 and 166,759,066.35 is: 230,120,795.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,991,301.23 : 422,255,671.52 = 166,759,066.35 : x
  2. Step 2: Convert to fraction form
    305,991,301.23/422,255,671.52 = 166,759,066.35/x
  3. Step 3: Cross multiply
    305,991,301.23x = 422,255,671.52 × 166,759,066.35
  4. Step 4: Simplify right side
    305,991,301.23x = 70,414,961,542,833,688
  5. Step 5: Solve for x
    x = 70,414,961,542,833,688/305,991,301.23
  6. Step 6: Final answer
    x = 230,120,795.13

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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.