Home / 353,952,170.60-530,928,255.90-293,485,994.60

Finding the Fourth Proportional to 353,952,170.60, 530,928,255.90 and 293,485,994.60

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Solution

The fourth proportional to 353,952,170.60, 530,928,255.90 and 293,485,994.60 is: 440,228,991.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,952,170.60 : 530,928,255.90 = 293,485,994.60 : x
  2. Step 2: Convert to fraction form
    353,952,170.60/530,928,255.90 = 293,485,994.60/x
  3. Step 3: Cross multiply
    353,952,170.60x = 530,928,255.90 × 293,485,994.60
  4. Step 4: Simplify right side
    353,952,170.60x = 155,820,007,244,054,816
  5. Step 5: Solve for x
    x = 155,820,007,244,054,816/353,952,170.60
  6. Step 6: Final answer
    x = 440,228,991.90

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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.