Home / 45,506,523.60-68,259,785.40-30,201,022.80

Finding the Fourth Proportional to 45,506,523.60, 68,259,785.40 and 30,201,022.80

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Solution

The fourth proportional to 45,506,523.60, 68,259,785.40 and 30,201,022.80 is: 45,301,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,506,523.60 : 68,259,785.40 = 30,201,022.80 : x
  2. Step 2: Convert to fraction form
    45,506,523.60/68,259,785.40 = 30,201,022.80/x
  3. Step 3: Cross multiply
    45,506,523.60x = 68,259,785.40 × 30,201,022.80
  4. Step 4: Simplify right side
    45,506,523.60x = 2,061,515,335,188,507.25
  5. Step 5: Solve for x
    x = 2,061,515,335,188,507.25/45,506,523.60
  6. Step 6: Final answer
    x = 45,301,534.20

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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.