Home / 543,077,252.28-749,525,580.24-304,949,169

Finding the Fourth Proportional to 543,077,252.28, 749,525,580.24 and 304,949,169

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Solution

The fourth proportional to 543,077,252.28, 749,525,580.24 and 304,949,169 is: 420,874,197.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,077,252.28 : 749,525,580.24 = 304,949,169 : x
  2. Step 2: Convert to fraction form
    543,077,252.28/749,525,580.24 = 304,949,169/x
  3. Step 3: Cross multiply
    543,077,252.28x = 749,525,580.24 × 304,949,169
  4. Step 4: Simplify right side
    543,077,252.28x = 228,567,202,838,430,816
  5. Step 5: Solve for x
    x = 228,567,202,838,430,816/543,077,252.28
  6. Step 6: Final answer
    x = 420,874,197.69

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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.