Home / 1,260,092,455.80-1,889,571,813.30-483,480,007.80

Finding the Fourth Proportional to 1,260,092,455.80, 1,889,571,813.30 and 483,480,007.80

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Solution

The fourth proportional to 1,260,092,455.80, 1,889,571,813.30 and 483,480,007.80 is: 725,002,511.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,092,455.80 : 1,889,571,813.30 = 483,480,007.80 : x
  2. Step 2: Convert to fraction form
    1,260,092,455.80/1,889,571,813.30 = 483,480,007.80/x
  3. Step 3: Cross multiply
    1,260,092,455.80x = 1,889,571,813.30 × 483,480,007.80
  4. Step 4: Simplify right side
    1,260,092,455.80x = 913,570,195,032,944,128
  5. Step 5: Solve for x
    x = 913,570,195,032,944,128/1,260,092,455.80
  6. Step 6: Final answer
    x = 725,002,511.39

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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.