Home / 651,947,409.20-977,585,190.60-242,792,951.60

Finding the Fourth Proportional to 651,947,409.20, 977,585,190.60 and 242,792,951.60

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Solution

The fourth proportional to 651,947,409.20, 977,585,190.60 and 242,792,951.60 is: 364,064,325.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,947,409.20 : 977,585,190.60 = 242,792,951.60 : x
  2. Step 2: Convert to fraction form
    651,947,409.20/977,585,190.60 = 242,792,951.60/x
  3. Step 3: Cross multiply
    651,947,409.20x = 977,585,190.60 × 242,792,951.60
  4. Step 4: Simplify right side
    651,947,409.20x = 237,350,793,866,222,560
  5. Step 5: Solve for x
    x = 237,350,793,866,222,560/651,947,409.20
  6. Step 6: Final answer
    x = 364,064,325.61

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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.