Home / 545,936,127.20-818,904,190.80-239,826,111.20

Finding the Fourth Proportional to 545,936,127.20, 818,904,190.80 and 239,826,111.20

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Solution

The fourth proportional to 545,936,127.20, 818,904,190.80 and 239,826,111.20 is: 359,739,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,936,127.20 : 818,904,190.80 = 239,826,111.20 : x
  2. Step 2: Convert to fraction form
    545,936,127.20/818,904,190.80 = 239,826,111.20/x
  3. Step 3: Cross multiply
    545,936,127.20x = 818,904,190.80 × 239,826,111.20
  4. Step 4: Simplify right side
    545,936,127.20x = 196,394,607,524,946,784
  5. Step 5: Solve for x
    x = 196,394,607,524,946,784/545,936,127.20
  6. Step 6: Final answer
    x = 359,739,166.80

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1.5x scale

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.