Home / 468,022,021.80-702,033,032.70-238,439,509.80

Finding the Fourth Proportional to 468,022,021.80, 702,033,032.70 and 238,439,509.80

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Solution

The fourth proportional to 468,022,021.80, 702,033,032.70 and 238,439,509.80 is: 357,659,264.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,022,021.80 : 702,033,032.70 = 238,439,509.80 : x
  2. Step 2: Convert to fraction form
    468,022,021.80/702,033,032.70 = 238,439,509.80/x
  3. Step 3: Cross multiply
    468,022,021.80x = 702,033,032.70 × 238,439,509.80
  4. Step 4: Simplify right side
    468,022,021.80x = 167,392,412,180,395,392
  5. Step 5: Solve for x
    x = 167,392,412,180,395,392/468,022,021.80
  6. Step 6: Final answer
    x = 357,659,264.70

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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.