Home / 941,235,092.59-1,412,025,018.63-388,235,852.68

Finding the Fourth Proportional to 941,235,092.59, 1,412,025,018.63 and 388,235,852.68

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Solution

The fourth proportional to 941,235,092.59, 1,412,025,018.63 and 388,235,852.68 is: 582,424,881.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,235,092.59 : 1,412,025,018.63 = 388,235,852.68 : x
  2. Step 2: Convert to fraction form
    941,235,092.59/1,412,025,018.63 = 388,235,852.68/x
  3. Step 3: Cross multiply
    941,235,092.59x = 1,412,025,018.63 × 388,235,852.68
  4. Step 4: Simplify right side
    941,235,092.59x = 548,198,737,113,310,976
  5. Step 5: Solve for x
    x = 548,198,737,113,310,976/941,235,092.59
  6. Step 6: Final answer
    x = 582,424,881.34

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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.