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Finding the Fourth Proportional to 244,968,978.80, 367,453,468.20 and 63,216,156.80

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Solution

The fourth proportional to 244,968,978.80, 367,453,468.20 and 63,216,156.80 is: 94,824,235.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,968,978.80 : 367,453,468.20 = 63,216,156.80 : x
  2. Step 2: Convert to fraction form
    244,968,978.80/367,453,468.20 = 63,216,156.80/x
  3. Step 3: Cross multiply
    244,968,978.80x = 367,453,468.20 × 63,216,156.80
  4. Step 4: Simplify right side
    244,968,978.80x = 23,228,996,062,435,012
  5. Step 5: Solve for x
    x = 23,228,996,062,435,012/244,968,978.80
  6. Step 6: Final answer
    x = 94,824,235.20

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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.