Home / 186,530,832.60-279,292,364.10-146,220,048.60

Finding the Fourth Proportional to 186,530,832.60, 279,292,364.10 and 146,220,048.60

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Solution

The fourth proportional to 186,530,832.60, 279,292,364.10 and 146,220,048.60 is: 218,935,081.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,530,832.60 : 279,292,364.10 = 146,220,048.60 : x
  2. Step 2: Convert to fraction form
    186,530,832.60/279,292,364.10 = 146,220,048.60/x
  3. Step 3: Cross multiply
    186,530,832.60x = 279,292,364.10 × 146,220,048.60
  4. Step 4: Simplify right side
    186,530,832.60x = 40,838,143,052,310,896
  5. Step 5: Solve for x
    x = 40,838,143,052,310,896/186,530,832.60
  6. Step 6: Final answer
    x = 218,935,081.58

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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.