Home / 268,557,101.24-370,587,600.78-151,059,039.08

Finding the Fourth Proportional to 268,557,101.24, 370,587,600.78 and 151,059,039.08

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Solution

The fourth proportional to 268,557,101.24, 370,587,600.78 and 151,059,039.08 is: 208,449,549.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,557,101.24 : 370,587,600.78 = 151,059,039.08 : x
  2. Step 2: Convert to fraction form
    268,557,101.24/370,587,600.78 = 151,059,039.08/x
  3. Step 3: Cross multiply
    268,557,101.24x = 370,587,600.78 × 151,059,039.08
  4. Step 4: Simplify right side
    268,557,101.24x = 55,980,606,868,789,456
  5. Step 5: Solve for x
    x = 55,980,606,868,789,456/268,557,101.24
  6. Step 6: Final answer
    x = 208,449,549.87

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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.