Home / 56,792,439.92-78,505,960.88-50,658,281.60

Finding the Fourth Proportional to 56,792,439.92, 78,505,960.88 and 50,658,281.60

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Solution

The fourth proportional to 56,792,439.92, 78,505,960.88 and 50,658,281.60 is: 70,026,522.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,792,439.92 : 78,505,960.88 = 50,658,281.60 : x
  2. Step 2: Convert to fraction form
    56,792,439.92/78,505,960.88 = 50,658,281.60/x
  3. Step 3: Cross multiply
    56,792,439.92x = 78,505,960.88 × 50,658,281.60
  4. Step 4: Simplify right side
    56,792,439.92x = 3,976,977,073,537,623.50
  5. Step 5: Solve for x
    x = 3,976,977,073,537,623.50/56,792,439.92
  6. Step 6: Final answer
    x = 70,026,522.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.