Home / 352,546,279.20-528,903,399.60-170,643,866.40

Finding the Fourth Proportional to 352,546,279.20, 528,903,399.60 and 170,643,866.40

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Solution

The fourth proportional to 352,546,279.20, 528,903,399.60 and 170,643,866.40 is: 256,006,449.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,546,279.20 : 528,903,399.60 = 170,643,866.40 : x
  2. Step 2: Convert to fraction form
    352,546,279.20/528,903,399.60 = 170,643,866.40/x
  3. Step 3: Cross multiply
    352,546,279.20x = 528,903,399.60 × 170,643,866.40
  4. Step 4: Simplify right side
    352,546,279.20x = 90,254,121,059,848,224
  5. Step 5: Solve for x
    x = 90,254,121,059,848,224/352,546,279.20
  6. Step 6: Final answer
    x = 256,006,449.04

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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.