Home / 219,467,239.98-329,201,960.07-55,705,045.39

Finding the Fourth Proportional to 219,467,239.98, 329,201,960.07 and 55,705,045.39

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Solution

The fourth proportional to 219,467,239.98, 329,201,960.07 and 55,705,045.39 is: 83,557,847.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,467,239.98 : 329,201,960.07 = 55,705,045.39 : x
  2. Step 2: Convert to fraction form
    219,467,239.98/329,201,960.07 = 55,705,045.39/x
  3. Step 3: Cross multiply
    219,467,239.98x = 329,201,960.07 × 55,705,045.39
  4. Step 4: Simplify right side
    219,467,239.98x = 18,338,210,128,176,316
  5. Step 5: Solve for x
    x = 18,338,210,128,176,316/219,467,239.98
  6. Step 6: Final answer
    x = 83,557,847.31

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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.