Home / 223,561,765.36-308,490,554.52-125,774,967.28

Finding the Fourth Proportional to 223,561,765.36, 308,490,554.52 and 125,774,967.28

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Solution

The fourth proportional to 223,561,765.36, 308,490,554.52 and 125,774,967.28 is: 173,555,569.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,561,765.36 : 308,490,554.52 = 125,774,967.28 : x
  2. Step 2: Convert to fraction form
    223,561,765.36/308,490,554.52 = 125,774,967.28/x
  3. Step 3: Cross multiply
    223,561,765.36x = 308,490,554.52 × 125,774,967.28
  4. Step 4: Simplify right side
    223,561,765.36x = 38,800,389,400,942,056
  5. Step 5: Solve for x
    x = 38,800,389,400,942,056/223,561,765.36
  6. Step 6: Final answer
    x = 173,555,569.03

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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.