Home / 575,424,190.80-863,136,286.20-522,705,243.60

Finding the Fourth Proportional to 575,424,190.80, 863,136,286.20 and 522,705,243.60

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Solution

The fourth proportional to 575,424,190.80, 863,136,286.20 and 522,705,243.60 is: 784,057,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,424,190.80 : 863,136,286.20 = 522,705,243.60 : x
  2. Step 2: Convert to fraction form
    575,424,190.80/863,136,286.20 = 522,705,243.60/x
  3. Step 3: Cross multiply
    575,424,190.80x = 863,136,286.20 × 522,705,243.60
  4. Step 4: Simplify right side
    575,424,190.80x = 451,165,862,738,170,368
  5. Step 5: Solve for x
    x = 451,165,862,738,170,368/575,424,190.80
  6. Step 6: Final answer
    x = 784,057,865.40

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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.