Home / 198,598,811.20-297,898,216.80-96,562,139.20

Finding the Fourth Proportional to 198,598,811.20, 297,898,216.80 and 96,562,139.20

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Solution

The fourth proportional to 198,598,811.20, 297,898,216.80 and 96,562,139.20 is: 144,843,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,598,811.20 : 297,898,216.80 = 96,562,139.20 : x
  2. Step 2: Convert to fraction form
    198,598,811.20/297,898,216.80 = 96,562,139.20/x
  3. Step 3: Cross multiply
    198,598,811.20x = 297,898,216.80 × 96,562,139.20
  4. Step 4: Simplify right side
    198,598,811.20x = 28,765,689,078,073,380
  5. Step 5: Solve for x
    x = 28,765,689,078,073,380/198,598,811.20
  6. Step 6: Final answer
    x = 144,843,208.80

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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.