Home / 198,820,434.36-298,091,995.38-88,095,884.28

Finding the Fourth Proportional to 198,820,434.36, 298,091,995.38 and 88,095,884.28

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Solution

The fourth proportional to 198,820,434.36, 298,091,995.38 and 88,095,884.28 is: 132,082,388.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,820,434.36 : 298,091,995.38 = 88,095,884.28 : x
  2. Step 2: Convert to fraction form
    198,820,434.36/298,091,995.38 = 88,095,884.28/x
  3. Step 3: Cross multiply
    198,820,434.36x = 298,091,995.38 × 88,095,884.28
  4. Step 4: Simplify right side
    198,820,434.36x = 26,260,677,929,790,776
  5. Step 5: Solve for x
    x = 26,260,677,929,790,776/198,820,434.36
  6. Step 6: Final answer
    x = 132,082,388.89

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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.