Home / 125,699,447.66-173,544,935.56-86,073,289.44

Finding the Fourth Proportional to 125,699,447.66, 173,544,935.56 and 86,073,289.44

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Solution

The fourth proportional to 125,699,447.66, 173,544,935.56 and 86,073,289.44 is: 118,835,712.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,699,447.66 : 173,544,935.56 = 86,073,289.44 : x
  2. Step 2: Convert to fraction form
    125,699,447.66/173,544,935.56 = 86,073,289.44/x
  3. Step 3: Cross multiply
    125,699,447.66x = 173,544,935.56 × 86,073,289.44
  4. Step 4: Simplify right side
    125,699,447.66x = 14,937,583,469,302,028
  5. Step 5: Solve for x
    x = 14,937,583,469,302,028/125,699,447.66
  6. Step 6: Final answer
    x = 118,835,712.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.