Home / 354,824,266.80-532,236,400.20-328,282,186.80

Finding the Fourth Proportional to 354,824,266.80, 532,236,400.20 and 328,282,186.80

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Solution

The fourth proportional to 354,824,266.80, 532,236,400.20 and 328,282,186.80 is: 492,423,280.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,824,266.80 : 532,236,400.20 = 328,282,186.80 : x
  2. Step 2: Convert to fraction form
    354,824,266.80/532,236,400.20 = 328,282,186.80/x
  3. Step 3: Cross multiply
    354,824,266.80x = 532,236,400.20 × 328,282,186.80
  4. Step 4: Simplify right side
    354,824,266.80x = 174,723,729,352,215,968
  5. Step 5: Solve for x
    x = 174,723,729,352,215,968/354,824,266.80
  6. Step 6: Final answer
    x = 492,423,280.20

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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.