Home / 219,952,561.44-329,971,328.16-83,627,345.28

Finding the Fourth Proportional to 219,952,561.44, 329,971,328.16 and 83,627,345.28

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Solution

The fourth proportional to 219,952,561.44, 329,971,328.16 and 83,627,345.28 is: 125,457,171.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,952,561.44 : 329,971,328.16 = 83,627,345.28 : x
  2. Step 2: Convert to fraction form
    219,952,561.44/329,971,328.16 = 83,627,345.28/x
  3. Step 3: Cross multiply
    219,952,561.44x = 329,971,328.16 × 83,627,345.28
  4. Step 4: Simplify right side
    219,952,561.44x = 27,594,626,192,536,508
  5. Step 5: Solve for x
    x = 27,594,626,192,536,508/219,952,561.44
  6. Step 6: Final answer
    x = 125,457,171.36

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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.