Home / 281,926,259.60-422,889,389.40-262,794,383.60

Finding the Fourth Proportional to 281,926,259.60, 422,889,389.40 and 262,794,383.60

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Solution

The fourth proportional to 281,926,259.60, 422,889,389.40 and 262,794,383.60 is: 394,191,575.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,926,259.60 : 422,889,389.40 = 262,794,383.60 : x
  2. Step 2: Convert to fraction form
    281,926,259.60/422,889,389.40 = 262,794,383.60/x
  3. Step 3: Cross multiply
    281,926,259.60x = 422,889,389.40 × 262,794,383.60
  4. Step 4: Simplify right side
    281,926,259.60x = 111,132,956,418,353,360
  5. Step 5: Solve for x
    x = 111,132,956,418,353,360/281,926,259.60
  6. Step 6: Final answer
    x = 394,191,575.40

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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.