Home / 1,188,910,057.01-1,782,658,602.39-452,033,900.87

Finding the Fourth Proportional to 1,188,910,057.01, 1,782,658,602.39 and 452,033,900.87

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Solution

The fourth proportional to 1,188,910,057.01, 1,782,658,602.39 and 452,033,900.87 is: 677,782,240.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,910,057.01 : 1,782,658,602.39 = 452,033,900.87 : x
  2. Step 2: Convert to fraction form
    1,188,910,057.01/1,782,658,602.39 = 452,033,900.87/x
  3. Step 3: Cross multiply
    1,188,910,057.01x = 1,782,658,602.39 × 452,033,900.87
  4. Step 4: Simplify right side
    1,188,910,057.01x = 805,822,121,963,943,168
  5. Step 5: Solve for x
    x = 805,822,121,963,943,168/1,188,910,057.01
  6. Step 6: Final answer
    x = 677,782,240.31

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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.