Home / 198,005,422.20-297,008,133.30-95,968,750.20

Finding the Fourth Proportional to 198,005,422.20, 297,008,133.30 and 95,968,750.20

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Solution

The fourth proportional to 198,005,422.20, 297,008,133.30 and 95,968,750.20 is: 143,953,125.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,005,422.20 : 297,008,133.30 = 95,968,750.20 : x
  2. Step 2: Convert to fraction form
    198,005,422.20/297,008,133.30 = 95,968,750.20/x
  3. Step 3: Cross multiply
    198,005,422.20x = 297,008,133.30 × 95,968,750.20
  4. Step 4: Simplify right side
    198,005,422.20x = 28,503,499,352,036,004
  5. Step 5: Solve for x
    x = 28,503,499,352,036,004/198,005,422.20
  6. Step 6: Final answer
    x = 143,953,125.30

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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.