Home / 186,530,705.25-279,213,810.66-137,401,946.52

Finding the Fourth Proportional to 186,530,705.25, 279,213,810.66 and 137,401,946.52

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Solution

The fourth proportional to 186,530,705.25, 279,213,810.66 and 137,401,946.52 is: 205,674,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,530,705.25 : 279,213,810.66 = 137,401,946.52 : x
  2. Step 2: Convert to fraction form
    186,530,705.25/279,213,810.66 = 137,401,946.52/x
  3. Step 3: Cross multiply
    186,530,705.25x = 279,213,810.66 × 137,401,946.52
  4. Step 4: Simplify right side
    186,530,705.25x = 38,364,521,079,950,736
  5. Step 5: Solve for x
    x = 38,364,521,079,950,736/186,530,705.25
  6. Step 6: Final answer
    x = 205,674,025.78

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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.