Home / 50,570,052.60-69,760,965.44-30,718,551.08

Finding the Fourth Proportional to 50,570,052.60, 69,760,965.44 and 30,718,551.08

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Solution

The fourth proportional to 50,570,052.60, 69,760,965.44 and 30,718,551.08 is: 42,375,984.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,570,052.60 : 69,760,965.44 = 30,718,551.08 : x
  2. Step 2: Convert to fraction form
    50,570,052.60/69,760,965.44 = 30,718,551.08/x
  3. Step 3: Cross multiply
    50,570,052.60x = 69,760,965.44 × 30,718,551.08
  4. Step 4: Simplify right side
    50,570,052.60x = 2,142,955,780,258,754.50
  5. Step 5: Solve for x
    x = 2,142,955,780,258,754.50/50,570,052.60
  6. Step 6: Final answer
    x = 42,375,984.80

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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.