Home / 398,650,851.80-597,976,277.70-183,660,003.80

Finding the Fourth Proportional to 398,650,851.80, 597,976,277.70 and 183,660,003.80

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Solution

The fourth proportional to 398,650,851.80, 597,976,277.70 and 183,660,003.80 is: 275,490,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,650,851.80 : 597,976,277.70 = 183,660,003.80 : x
  2. Step 2: Convert to fraction form
    398,650,851.80/597,976,277.70 = 183,660,003.80/x
  3. Step 3: Cross multiply
    398,650,851.80x = 597,976,277.70 × 183,660,003.80
  4. Step 4: Simplify right side
    398,650,851.80x = 109,824,325,434,691,872
  5. Step 5: Solve for x
    x = 109,824,325,434,691,872/398,650,851.80
  6. Step 6: Final answer
    x = 275,490,005.70

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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.