Home / 222,048,043.20-333,072,064.80-198,239,486.40

Finding the Fourth Proportional to 222,048,043.20, 333,072,064.80 and 198,239,486.40

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Solution

The fourth proportional to 222,048,043.20, 333,072,064.80 and 198,239,486.40 is: 297,359,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,048,043.20 : 333,072,064.80 = 198,239,486.40 : x
  2. Step 2: Convert to fraction form
    222,048,043.20/333,072,064.80 = 198,239,486.40/x
  3. Step 3: Cross multiply
    222,048,043.20x = 333,072,064.80 × 198,239,486.40
  4. Step 4: Simplify right side
    222,048,043.20x = 66,028,035,060,139,520
  5. Step 5: Solve for x
    x = 66,028,035,060,139,520/222,048,043.20
  6. Step 6: Final answer
    x = 297,359,229.60

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1.5x scale

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.