Home / 352,517,042.40-528,775,563.60-223,270,591.20

Finding the Fourth Proportional to 352,517,042.40, 528,775,563.60 and 223,270,591.20

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Solution

The fourth proportional to 352,517,042.40, 528,775,563.60 and 223,270,591.20 is: 334,905,886.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,517,042.40 : 528,775,563.60 = 223,270,591.20 : x
  2. Step 2: Convert to fraction form
    352,517,042.40/528,775,563.60 = 223,270,591.20/x
  3. Step 3: Cross multiply
    352,517,042.40x = 528,775,563.60 × 223,270,591.20
  4. Step 4: Simplify right side
    352,517,042.40x = 118,060,032,697,085,200
  5. Step 5: Solve for x
    x = 118,060,032,697,085,200/352,517,042.40
  6. Step 6: Final answer
    x = 334,905,886.80

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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.