Home / 352,643,680.80-528,827,108.40-134,177,997.60

Finding the Fourth Proportional to 352,643,680.80, 528,827,108.40 and 134,177,997.60

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Solution

The fourth proportional to 352,643,680.80, 528,827,108.40 and 134,177,997.60 is: 201,214,331.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,643,680.80 : 528,827,108.40 = 134,177,997.60 : x
  2. Step 2: Convert to fraction form
    352,643,680.80/528,827,108.40 = 134,177,997.60/x
  3. Step 3: Cross multiply
    352,643,680.80x = 528,827,108.40 × 134,177,997.60
  4. Step 4: Simplify right side
    352,643,680.80x = 70,956,962,481,710,136
  5. Step 5: Solve for x
    x = 70,956,962,481,710,136/352,643,680.80
  6. Step 6: Final answer
    x = 201,214,331.48

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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.