Home / 330,094,007.20-495,141,010.80-177,038,999.20

Finding the Fourth Proportional to 330,094,007.20, 495,141,010.80 and 177,038,999.20

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Solution

The fourth proportional to 330,094,007.20, 495,141,010.80 and 177,038,999.20 is: 265,558,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,094,007.20 : 495,141,010.80 = 177,038,999.20 : x
  2. Step 2: Convert to fraction form
    330,094,007.20/495,141,010.80 = 177,038,999.20/x
  3. Step 3: Cross multiply
    330,094,007.20x = 495,141,010.80 × 177,038,999.20
  4. Step 4: Simplify right side
    330,094,007.20x = 87,659,269,014,908,384
  5. Step 5: Solve for x
    x = 87,659,269,014,908,384/330,094,007.20
  6. Step 6: Final answer
    x = 265,558,498.80

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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.