Home / 172,471,269.06-258,692,330.07-55,884,157.20

Finding the Fourth Proportional to 172,471,269.06, 258,692,330.07 and 55,884,157.20

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Solution

The fourth proportional to 172,471,269.06, 258,692,330.07 and 55,884,157.20 is: 83,821,513.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,471,269.06 : 258,692,330.07 = 55,884,157.20 : x
  2. Step 2: Convert to fraction form
    172,471,269.06/258,692,330.07 = 55,884,157.20/x
  3. Step 3: Cross multiply
    172,471,269.06x = 258,692,330.07 × 55,884,157.20
  4. Step 4: Simplify right side
    172,471,269.06x = 14,456,802,840,066,168
  5. Step 5: Solve for x
    x = 14,456,802,840,066,168/172,471,269.06
  6. Step 6: Final answer
    x = 83,821,513.69

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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.