Home / 354,824,712.80-532,237,069.20-259,273,224.80

Finding the Fourth Proportional to 354,824,712.80, 532,237,069.20 and 259,273,224.80

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Solution

The fourth proportional to 354,824,712.80, 532,237,069.20 and 259,273,224.80 is: 388,909,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,824,712.80 : 532,237,069.20 = 259,273,224.80 : x
  2. Step 2: Convert to fraction form
    354,824,712.80/532,237,069.20 = 259,273,224.80/x
  3. Step 3: Cross multiply
    354,824,712.80x = 532,237,069.20 × 259,273,224.80
  4. Step 4: Simplify right side
    354,824,712.80x = 137,994,821,289,584,752
  5. Step 5: Solve for x
    x = 137,994,821,289,584,752/354,824,712.80
  6. Step 6: Final answer
    x = 388,909,837.20

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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.