Home / 113,798,310.90-170,697,466.35-85,100,496.90

Finding the Fourth Proportional to 113,798,310.90, 170,697,466.35 and 85,100,496.90

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Solution

The fourth proportional to 113,798,310.90, 170,697,466.35 and 85,100,496.90 is: 127,650,745.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,798,310.90 : 170,697,466.35 = 85,100,496.90 : x
  2. Step 2: Convert to fraction form
    113,798,310.90/170,697,466.35 = 85,100,496.90/x
  3. Step 3: Cross multiply
    113,798,310.90x = 170,697,466.35 × 85,100,496.90
  4. Step 4: Simplify right side
    113,798,310.90x = 14,526,439,205,956,030
  5. Step 5: Solve for x
    x = 14,526,439,205,956,030/113,798,310.90
  6. Step 6: Final answer
    x = 127,650,745.35

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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.