Home / 339,006,717.90-508,511,790.90-105,817,882.50

Finding the Fourth Proportional to 339,006,717.90, 508,511,790.90 and 105,817,882.50

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Solution

The fourth proportional to 339,006,717.90, 508,511,790.90 and 105,817,882.50 is: 158,727,358.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,006,717.90 : 508,511,790.90 = 105,817,882.50 : x
  2. Step 2: Convert to fraction form
    339,006,717.90/508,511,790.90 = 105,817,882.50/x
  3. Step 3: Cross multiply
    339,006,717.90x = 508,511,790.90 × 105,817,882.50
  4. Step 4: Simplify right side
    339,006,717.90x = 53,809,640,939,320,768
  5. Step 5: Solve for x
    x = 53,809,640,939,320,768/339,006,717.90
  6. Step 6: Final answer
    x = 158,727,358.78

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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.