Home / 198,179,715.60-297,269,573.40-169,481,901.60

Finding the Fourth Proportional to 198,179,715.60, 297,269,573.40 and 169,481,901.60

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Solution

The fourth proportional to 198,179,715.60, 297,269,573.40 and 169,481,901.60 is: 254,222,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,179,715.60 : 297,269,573.40 = 169,481,901.60 : x
  2. Step 2: Convert to fraction form
    198,179,715.60/297,269,573.40 = 169,481,901.60/x
  3. Step 3: Cross multiply
    198,179,715.60x = 297,269,573.40 × 169,481,901.60
  4. Step 4: Simplify right side
    198,179,715.60x = 50,381,812,587,652,768
  5. Step 5: Solve for x
    x = 50,381,812,587,652,768/198,179,715.60
  6. Step 6: Final answer
    x = 254,222,852.40

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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.