Home / 1,099,204,047.10-1,648,806,070.65-372,192,759.10

Finding the Fourth Proportional to 1,099,204,047.10, 1,648,806,070.65 and 372,192,759.10

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Solution

The fourth proportional to 1,099,204,047.10, 1,648,806,070.65 and 372,192,759.10 is: 558,289,138.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,204,047.10 : 1,648,806,070.65 = 372,192,759.10 : x
  2. Step 2: Convert to fraction form
    1,099,204,047.10/1,648,806,070.65 = 372,192,759.10/x
  3. Step 3: Cross multiply
    1,099,204,047.10x = 1,648,806,070.65 × 372,192,759.10
  4. Step 4: Simplify right side
    1,099,204,047.10x = 613,673,680,656,053,120
  5. Step 5: Solve for x
    x = 613,673,680,656,053,120/1,099,204,047.10
  6. Step 6: Final answer
    x = 558,289,138.65

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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.