Home / 352,274,973.20-528,409,097.40-214,138,728.08

Finding the Fourth Proportional to 352,274,973.20, 528,409,097.40 and 214,138,728.08

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Solution

The fourth proportional to 352,274,973.20, 528,409,097.40 and 214,138,728.08 is: 321,206,048.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,274,973.20 : 528,409,097.40 = 214,138,728.08 : x
  2. Step 2: Convert to fraction form
    352,274,973.20/528,409,097.40 = 214,138,728.08/x
  3. Step 3: Cross multiply
    352,274,973.20x = 528,409,097.40 × 214,138,728.08
  4. Step 4: Simplify right side
    352,274,973.20x = 113,152,852,023,136,832
  5. Step 5: Solve for x
    x = 113,152,852,023,136,832/352,274,973.20
  6. Step 6: Final answer
    x = 321,206,048.21

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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.