Home / 547,284,329.58-755,243,040.28-296,386,682.72

Finding the Fourth Proportional to 547,284,329.58, 755,243,040.28 and 296,386,682.72

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Solution

The fourth proportional to 547,284,329.58, 755,243,040.28 and 296,386,682.72 is: 409,008,566.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,284,329.58 : 755,243,040.28 = 296,386,682.72 : x
  2. Step 2: Convert to fraction form
    547,284,329.58/755,243,040.28 = 296,386,682.72/x
  3. Step 3: Cross multiply
    547,284,329.58x = 755,243,040.28 × 296,386,682.72
  4. Step 4: Simplify right side
    547,284,329.58x = 223,843,979,355,956,544
  5. Step 5: Solve for x
    x = 223,843,979,355,956,544/547,284,329.58
  6. Step 6: Final answer
    x = 409,008,566.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.