Home / 357,036,616.80-535,554,925.20-331,208,584.20

Finding the Fourth Proportional to 357,036,616.80, 535,554,925.20 and 331,208,584.20

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Solution

The fourth proportional to 357,036,616.80, 535,554,925.20 and 331,208,584.20 is: 496,812,876.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,036,616.80 : 535,554,925.20 = 331,208,584.20 : x
  2. Step 2: Convert to fraction form
    357,036,616.80/535,554,925.20 = 331,208,584.20/x
  3. Step 3: Cross multiply
    357,036,616.80x = 535,554,925.20 × 331,208,584.20
  4. Step 4: Simplify right side
    357,036,616.80x = 177,380,388,536,828,896
  5. Step 5: Solve for x
    x = 177,380,388,536,828,896/357,036,616.80
  6. Step 6: Final answer
    x = 496,812,876.30

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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.