Home / 2,138,631,200.70-3,207,498,903.45-1,048,896,339.90

Finding the Fourth Proportional to 2,138,631,200.70, 3,207,498,903.45 and 1,048,896,339.90

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Solution

The fourth proportional to 2,138,631,200.70, 3,207,498,903.45 and 1,048,896,339.90 is: 1,573,124,837.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,631,200.70 : 3,207,498,903.45 = 1,048,896,339.90 : x
  2. Step 2: Convert to fraction form
    2,138,631,200.70/3,207,498,903.45 = 1,048,896,339.90/x
  3. Step 3: Cross multiply
    2,138,631,200.70x = 3,207,498,903.45 × 1,048,896,339.90
  4. Step 4: Simplify right side
    2,138,631,200.70x = 3,364,333,860,061,968,384
  5. Step 5: Solve for x
    x = 3,364,333,860,061,968,384/2,138,631,200.70
  6. Step 6: Final answer
    x = 1,573,124,837.49

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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.