Home / 186,530,706.25-279,213,812.16-137,401,947.52

Finding the Fourth Proportional to 186,530,706.25, 279,213,812.16 and 137,401,947.52

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Solution

The fourth proportional to 186,530,706.25, 279,213,812.16 and 137,401,947.52 is: 205,674,027.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,530,706.25 : 279,213,812.16 = 137,401,947.52 : x
  2. Step 2: Convert to fraction form
    186,530,706.25/279,213,812.16 = 137,401,947.52/x
  3. Step 3: Cross multiply
    186,530,706.25x = 279,213,812.16 × 137,401,947.52
  4. Step 4: Simplify right side
    186,530,706.25x = 38,364,521,565,267,464
  5. Step 5: Solve for x
    x = 38,364,521,565,267,464/186,530,706.25
  6. Step 6: Final answer
    x = 205,674,027.28

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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.