Home / 4,815,468,138.92-7,221,469,212.47-1,666,827,245.93

Finding the Fourth Proportional to 4,815,468,138.92, 7,221,469,212.47 and 1,666,827,245.93

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Solution

The fourth proportional to 4,815,468,138.92, 7,221,469,212.47 and 1,666,827,245.93 is: 2,499,641,009.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,468,138.92 : 7,221,469,212.47 = 1,666,827,245.93 : x
  2. Step 2: Convert to fraction form
    4,815,468,138.92/7,221,469,212.47 = 1,666,827,245.93/x
  3. Step 3: Cross multiply
    4,815,468,138.92x = 7,221,469,212.47 × 1,666,827,245.93
  4. Step 4: Simplify right side
    4,815,468,138.92x = 12,036,941,638,957,715,456
  5. Step 5: Solve for x
    x = 12,036,941,638,957,715,456/4,815,468,138.92
  6. Step 6: Final answer
    x = 2,499,641,009.29

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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.