Home / 330,163,711.20-495,245,566.80-325,061,877.60

Finding the Fourth Proportional to 330,163,711.20, 495,245,566.80 and 325,061,877.60

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Solution

The fourth proportional to 330,163,711.20, 495,245,566.80 and 325,061,877.60 is: 487,592,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,163,711.20 : 495,245,566.80 = 325,061,877.60 : x
  2. Step 2: Convert to fraction form
    330,163,711.20/495,245,566.80 = 325,061,877.60/x
  3. Step 3: Cross multiply
    330,163,711.20x = 495,245,566.80 × 325,061,877.60
  4. Step 4: Simplify right side
    330,163,711.20x = 160,985,453,817,084,224
  5. Step 5: Solve for x
    x = 160,985,453,817,084,224/330,163,711.20
  6. Step 6: Final answer
    x = 487,592,816.40

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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.