Home / 545,934,147.20-818,901,220.80-362,268,137.60

Finding the Fourth Proportional to 545,934,147.20, 818,901,220.80 and 362,268,137.60

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Solution

The fourth proportional to 545,934,147.20, 818,901,220.80 and 362,268,137.60 is: 543,402,206.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,934,147.20 : 818,901,220.80 = 362,268,137.60 : x
  2. Step 2: Convert to fraction form
    545,934,147.20/818,901,220.80 = 362,268,137.60/x
  3. Step 3: Cross multiply
    545,934,147.20x = 818,901,220.80 × 362,268,137.60
  4. Step 4: Simplify right side
    545,934,147.20x = 296,661,820,137,582,400
  5. Step 5: Solve for x
    x = 296,661,820,137,582,400/545,934,147.20
  6. Step 6: Final answer
    x = 543,402,206.40

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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.