Home / 3,686,131,859.72-5,533,132,525.45-1,588,643,385.74

Finding the Fourth Proportional to 3,686,131,859.72, 5,533,132,525.45 and 1,588,643,385.74

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Solution

The fourth proportional to 3,686,131,859.72, 5,533,132,525.45 and 1,588,643,385.74 is: 2,384,660,864.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686,131,859.72 : 5,533,132,525.45 = 1,588,643,385.74 : x
  2. Step 2: Convert to fraction form
    3,686,131,859.72/5,533,132,525.45 = 1,588,643,385.74/x
  3. Step 3: Cross multiply
    3,686,131,859.72x = 5,533,132,525.45 × 1,588,643,385.74
  4. Step 4: Simplify right side
    3,686,131,859.72x = 8,790,174,388,979,004,416
  5. Step 5: Solve for x
    x = 8,790,174,388,979,004,416/3,686,131,859.72
  6. Step 6: Final answer
    x = 2,384,660,864.97

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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.