Home / 139,968,206.80-209,952,310.20-94,282,651.60

Finding the Fourth Proportional to 139,968,206.80, 209,952,310.20 and 94,282,651.60

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Solution

The fourth proportional to 139,968,206.80, 209,952,310.20 and 94,282,651.60 is: 141,423,977.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,206.80 : 209,952,310.20 = 94,282,651.60 : x
  2. Step 2: Convert to fraction form
    139,968,206.80/209,952,310.20 = 94,282,651.60/x
  3. Step 3: Cross multiply
    139,968,206.80x = 209,952,310.20 × 94,282,651.60
  4. Step 4: Simplify right side
    139,968,206.80x = 19,794,860,515,201,724
  5. Step 5: Solve for x
    x = 19,794,860,515,201,724/139,968,206.80
  6. Step 6: Final answer
    x = 141,423,977.40

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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.