Home / 171,648,634.32-257,448,709.80-55,048,838.91

Finding the Fourth Proportional to 171,648,634.32, 257,448,709.80 and 55,048,838.91

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Solution

The fourth proportional to 171,648,634.32, 257,448,709.80 and 55,048,838.91 is: 82,565,483.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,648,634.32 : 257,448,709.80 = 55,048,838.91 : x
  2. Step 2: Convert to fraction form
    171,648,634.32/257,448,709.80 = 55,048,838.91/x
  3. Step 3: Cross multiply
    171,648,634.32x = 257,448,709.80 × 55,048,838.91
  4. Step 4: Simplify right side
    171,648,634.32x = 14,172,252,553,367,538
  5. Step 5: Solve for x
    x = 14,172,252,553,367,538/171,648,634.32
  6. Step 6: Final answer
    x = 82,565,483.90

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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.