Home / 1,115,757,124.34-1,673,877,824.30-339,382,606.91

Finding the Fourth Proportional to 1,115,757,124.34, 1,673,877,824.30 and 339,382,606.91

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Solution

The fourth proportional to 1,115,757,124.34, 1,673,877,824.30 and 339,382,606.91 is: 509,147,562.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,757,124.34 : 1,673,877,824.30 = 339,382,606.91 : x
  2. Step 2: Convert to fraction form
    1,115,757,124.34/1,673,877,824.30 = 339,382,606.91/x
  3. Step 3: Cross multiply
    1,115,757,124.34x = 1,673,877,824.30 × 339,382,606.91
  4. Step 4: Simplify right side
    1,115,757,124.34x = 568,085,019,652,251,968
  5. Step 5: Solve for x
    x = 568,085,019,652,251,968/1,115,757,124.34
  6. Step 6: Final answer
    x = 509,147,562.01

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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.