Home / 1,485,355,877.70-2,228,033,816.55-1,427,960,249.70

Finding the Fourth Proportional to 1,485,355,877.70, 2,228,033,816.55 and 1,427,960,249.70

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Solution

The fourth proportional to 1,485,355,877.70, 2,228,033,816.55 and 1,427,960,249.70 is: 2,141,940,374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,355,877.70 : 2,228,033,816.55 = 1,427,960,249.70 : x
  2. Step 2: Convert to fraction form
    1,485,355,877.70/2,228,033,816.55 = 1,427,960,249.70/x
  3. Step 3: Cross multiply
    1,485,355,877.70x = 2,228,033,816.55 × 1,427,960,249.70
  4. Step 4: Simplify right side
    1,485,355,877.70x = 3,181,543,725,020,782,592
  5. Step 5: Solve for x
    x = 3,181,543,725,020,782,592/1,485,355,877.70
  6. Step 6: Final answer
    x = 2,141,940,374.55

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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.