Home / 186,133,581.86-256,856,056.97-106,691,691.11

Finding the Fourth Proportional to 186,133,581.86, 256,856,056.97 and 106,691,691.11

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Solution

The fourth proportional to 186,133,581.86, 256,856,056.97 and 106,691,691.11 is: 147,229,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,133,581.86 : 256,856,056.97 = 106,691,691.11 : x
  2. Step 2: Convert to fraction form
    186,133,581.86/256,856,056.97 = 106,691,691.11/x
  3. Step 3: Cross multiply
    186,133,581.86x = 256,856,056.97 × 106,691,691.11
  4. Step 4: Simplify right side
    186,133,581.86x = 27,404,407,088,158,064
  5. Step 5: Solve for x
    x = 27,404,407,088,158,064/186,133,581.86
  6. Step 6: Final answer
    x = 147,229,784.20

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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.