Home / 293,597,943.60-440,382,918.60-99,490,321.20

Finding the Fourth Proportional to 293,597,943.60, 440,382,918.60 and 99,490,321.20

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Solution

The fourth proportional to 293,597,943.60, 440,382,918.60 and 99,490,321.20 is: 149,230,738.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,597,943.60 : 440,382,918.60 = 99,490,321.20 : x
  2. Step 2: Convert to fraction form
    293,597,943.60/440,382,918.60 = 99,490,321.20/x
  3. Step 3: Cross multiply
    293,597,943.60x = 440,382,918.60 × 99,490,321.20
  4. Step 4: Simplify right side
    293,597,943.60x = 43,813,838,022,507,456
  5. Step 5: Solve for x
    x = 43,813,838,022,507,456/293,597,943.60
  6. Step 6: Final answer
    x = 149,230,738.76

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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.