Home / 352,258,244.20-528,387,366.30-320,513,501.80

Finding the Fourth Proportional to 352,258,244.20, 528,387,366.30 and 320,513,501.80

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Solution

The fourth proportional to 352,258,244.20, 528,387,366.30 and 320,513,501.80 is: 480,770,252.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,258,244.20 : 528,387,366.30 = 320,513,501.80 : x
  2. Step 2: Convert to fraction form
    352,258,244.20/528,387,366.30 = 320,513,501.80/x
  3. Step 3: Cross multiply
    352,258,244.20x = 528,387,366.30 × 320,513,501.80
  4. Step 4: Simplify right side
    352,258,244.20x = 169,355,285,079,692,320
  5. Step 5: Solve for x
    x = 169,355,285,079,692,320/352,258,244.20
  6. Step 6: Final answer
    x = 480,770,252.70

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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.