Home / 281,837,774.60-422,756,661.90-160,905,422.60

Finding the Fourth Proportional to 281,837,774.60, 422,756,661.90 and 160,905,422.60

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Solution

The fourth proportional to 281,837,774.60, 422,756,661.90 and 160,905,422.60 is: 241,358,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,837,774.60 : 422,756,661.90 = 160,905,422.60 : x
  2. Step 2: Convert to fraction form
    281,837,774.60/422,756,661.90 = 160,905,422.60/x
  3. Step 3: Cross multiply
    281,837,774.60x = 422,756,661.90 × 160,905,422.60
  4. Step 4: Simplify right side
    281,837,774.60x = 68,023,839,339,984,816
  5. Step 5: Solve for x
    x = 68,023,839,339,984,816/281,837,774.60
  6. Step 6: Final answer
    x = 241,358,133.90

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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.