Home / 330,094,007.70-495,141,011.55-177,038,999.70

Finding the Fourth Proportional to 330,094,007.70, 495,141,011.55 and 177,038,999.70

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Solution

The fourth proportional to 330,094,007.70, 495,141,011.55 and 177,038,999.70 is: 265,558,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,094,007.70 : 495,141,011.55 = 177,038,999.70 : x
  2. Step 2: Convert to fraction form
    330,094,007.70/495,141,011.55 = 177,038,999.70/x
  3. Step 3: Cross multiply
    330,094,007.70x = 495,141,011.55 × 177,038,999.70
  4. Step 4: Simplify right side
    330,094,007.70x = 87,659,269,395,258,144
  5. Step 5: Solve for x
    x = 87,659,269,395,258,144/330,094,007.70
  6. Step 6: Final answer
    x = 265,558,499.55

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1.5x scale

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.