Home / 223,221,546.08-308,052,407.40-122,744,764.16

Finding the Fourth Proportional to 223,221,546.08, 308,052,407.40 and 122,744,764.16

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Solution

The fourth proportional to 223,221,546.08, 308,052,407.40 and 122,744,764.16 is: 169,391,444.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,221,546.08 : 308,052,407.40 = 122,744,764.16 : x
  2. Step 2: Convert to fraction form
    223,221,546.08/308,052,407.40 = 122,744,764.16/x
  3. Step 3: Cross multiply
    223,221,546.08x = 308,052,407.40 × 122,744,764.16
  4. Step 4: Simplify right side
    223,221,546.08x = 37,811,820,095,233,232
  5. Step 5: Solve for x
    x = 37,811,820,095,233,232/223,221,546.08
  6. Step 6: Final answer
    x = 169,391,444.33

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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.