Home / 1,099,204,028.10-1,648,806,042.15-372,192,740.10

Finding the Fourth Proportional to 1,099,204,028.10, 1,648,806,042.15 and 372,192,740.10

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Solution

The fourth proportional to 1,099,204,028.10, 1,648,806,042.15 and 372,192,740.10 is: 558,289,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,204,028.10 : 1,648,806,042.15 = 372,192,740.10 : x
  2. Step 2: Convert to fraction form
    1,099,204,028.10/1,648,806,042.15 = 372,192,740.10/x
  3. Step 3: Cross multiply
    1,099,204,028.10x = 1,648,806,042.15 × 372,192,740.10
  4. Step 4: Simplify right side
    1,099,204,028.10x = 613,673,638,721,244,672
  5. Step 5: Solve for x
    x = 613,673,638,721,244,672/1,099,204,028.10
  6. Step 6: Final answer
    x = 558,289,110.15

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Double scale
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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.