Home / 468,022,008.80-702,033,013.20-238,439,496.80

Finding the Fourth Proportional to 468,022,008.80, 702,033,013.20 and 238,439,496.80

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Solution

The fourth proportional to 468,022,008.80, 702,033,013.20 and 238,439,496.80 is: 357,659,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,022,008.80 : 702,033,013.20 = 238,439,496.80 : x
  2. Step 2: Convert to fraction form
    468,022,008.80/702,033,013.20 = 238,439,496.80/x
  3. Step 3: Cross multiply
    468,022,008.80x = 702,033,013.20 × 238,439,496.80
  4. Step 4: Simplify right side
    468,022,008.80x = 167,392,398,404,395,776
  5. Step 5: Solve for x
    x = 167,392,398,404,395,776/468,022,008.80
  6. Step 6: Final answer
    x = 357,659,245.20

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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.