Home / 741,142,291.28-1,111,721,409.72-223,577,218.22

Finding the Fourth Proportional to 741,142,291.28, 1,111,721,409.72 and 223,577,218.22

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Solution

The fourth proportional to 741,142,291.28, 1,111,721,409.72 and 223,577,218.22 is: 335,368,232.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,142,291.28 : 1,111,721,409.72 = 223,577,218.22 : x
  2. Step 2: Convert to fraction form
    741,142,291.28/1,111,721,409.72 = 223,577,218.22/x
  3. Step 3: Cross multiply
    741,142,291.28x = 1,111,721,409.72 × 223,577,218.22
  4. Step 4: Simplify right side
    741,142,291.28x = 248,555,580,215,255,872
  5. Step 5: Solve for x
    x = 248,555,580,215,255,872/741,142,291.28
  6. Step 6: Final answer
    x = 335,368,232.45

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1.5x scale

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.