Home / 545,582,880.45-818,891,707.77-337,692,440.61

Finding the Fourth Proportional to 545,582,880.45, 818,891,707.77 and 337,692,440.61

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Solution

The fourth proportional to 545,582,880.45, 818,891,707.77 and 337,692,440.61 is: 506,858,901.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,582,880.45 : 818,891,707.77 = 337,692,440.61 : x
  2. Step 2: Convert to fraction form
    545,582,880.45/818,891,707.77 = 337,692,440.61/x
  3. Step 3: Cross multiply
    545,582,880.45x = 818,891,707.77 × 337,692,440.61
  4. Step 4: Simplify right side
    545,582,880.45x = 276,533,539,392,142,208
  5. Step 5: Solve for x
    x = 276,533,539,392,142,208/545,582,880.45
  6. Step 6: Final answer
    x = 506,858,901.37

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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.