Home / 389,616,280.20-584,424,420.30-241,663,105.80

Finding the Fourth Proportional to 389,616,280.20, 584,424,420.30 and 241,663,105.80

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Solution

The fourth proportional to 389,616,280.20, 584,424,420.30 and 241,663,105.80 is: 362,494,658.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,616,280.20 : 584,424,420.30 = 241,663,105.80 : x
  2. Step 2: Convert to fraction form
    389,616,280.20/584,424,420.30 = 241,663,105.80/x
  3. Step 3: Cross multiply
    389,616,280.20x = 584,424,420.30 × 241,663,105.80
  4. Step 4: Simplify right side
    389,616,280.20x = 141,233,820,515,062,560
  5. Step 5: Solve for x
    x = 141,233,820,515,062,560/389,616,280.20
  6. Step 6: Final answer
    x = 362,494,658.70

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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.