Home / 121,795,617-182,727,138.17-56,236,814.67

Finding the Fourth Proportional to 121,795,617, 182,727,138.17 and 56,236,814.67

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Solution

The fourth proportional to 121,795,617, 182,727,138.17 and 56,236,814.67 is: 84,370,788.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,795,617 : 182,727,138.17 = 56,236,814.67 : x
  2. Step 2: Convert to fraction form
    121,795,617/182,727,138.17 = 56,236,814.67/x
  3. Step 3: Cross multiply
    121,795,617x = 182,727,138.17 × 56,236,814.67
  4. Step 4: Simplify right side
    121,795,617x = 10,275,992,204,445,772
  5. Step 5: Solve for x
    x = 10,275,992,204,445,772/121,795,617
  6. Step 6: Final answer
    x = 84,370,788.19

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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.